Identify which of the following, if any, are unique to mammals: a female uterus, a male vas deferens, extended internal development, and parental care of newborns.
Answers
None of these given in question are unique to mammals
characteristics of mammals are from Class of endothermic vertebrates, Have four limbs and produce amniotic eggs, Defined by the presence of mammary glands and hair (or fur), Sweat glands in their skin, Alveoli in their lungs, A four-chambered heart, A brain covering called the neocortex and have four different types of teeth.Two characteristics that distinguish members of class Mammalia from other vertebrate animals are hair and mammary glands.Mammary glands produce and secrete milk that nourishes developing young.A system of glands or groups of cells that secrete fluid to be used elsewhere in the body which helps to regulate a mammal's internal environment.Sweat glands control body temperature; mammary glands produce milkTo know more about mammals visit : https://brainly.com/question/15326492
#SPJ4
Related Questions
Starch is too large to cross the selectively permeable membrane and must be broken down into simpler molecules
before it is transported to other cells. To do this, starch-digesting enzymes called amylases are formed in the
endoplasmic reticulum (ER) and are transported from cell to cell.
Which of the following best describes the mechanisms by which these enzymes would be transported from the cell
and into a new cell?
O A vesicle from the ER will pass through the plasma membrane via exocytosis, and will then be transported to a
new cell via phagocytosis.
O The enzymes will diffuse across the plasma membrane, and then form a vesicle in the extracellular matrix that will
be engulfed by the new cell via pinocytosis.
O The enzymes will pass through a channel protein to leave the cell, and then form a vesicle in the extracellular
matrix that will be engulfed into the cell via receptor-mediated endocytosis.
A vesicle from the ER will fuse with the cell membrane and release the contents into the extracellular matrix via
exocytosis, and then the plasma membrane will engulf the enzymes via receptor-mediated endocytosis.
Answers
Answer:
here
Explanatio
Answer:
D. A vesicle from the ER will fuse with the cell membrane and release the content in to the extracellular matrix via exocytosis an dthen the plasma membrane will engulf the enzyme via receptoe mediated endocytosis.
Explanation:
EDGE 2020 AP BIO
Which of the following events occurs during the process of transcription? a. A polypeptide is synthesized. b. DNA is replicated. c. An mRNA attaches to a ribosome. d. An RNA is synthesized.
Answers
Transcription is a fundamental process in molecular biology that involves the synthesis of RNA molecules from DNA templates. The correct answer is d. An RNA is synthesized.
During transcription, an enzyme called RNA polymerase binds to a specific region on the DNA molecule known as the promoter. The DNA double helix unwinds, and the RNA polymerase uses one strand of the DNA as a template to synthesize a complementary RNA molecule.
This newly synthesized RNA molecule, known as messenger RNA (mRNA), is complementary to the DNA template strand and carries the genetic information from the DNA to the ribosomes for protein synthesis.
The mRNA molecule is then processed and modified before it can be transported out of the nucleus and attached to ribosomes in the cytoplasm for translation, where a polypeptide (protein) is synthesized. Therefore, during transcription, an RNA molecule is synthesized, the correct answer is d. An RNA is synthesized.
To know more about RNA molecules, refer here:
https://brainly.com/question/14758987#
#SPJ11
an ion channel in a cell membrane is an example of (select all that that apply) an atpase molecule a phospholipid bilayer an integral membrane protein a transmembrane protein
Answers
According to the research, the correct option is an integral membrane protein. An ion channel in a cell membrane is an example of an integral membrane protein.
What is an ion channel?They are integral membrane proteins that act as existing pores in the cell membrane through which ions circulate through the impermeable lipid cell membrane, selectively and in favor of a gradient.
In this sense, these channels made with integral proteins can be ligand-dependent or voltage-dependent, depending on whether their opening is determined by ligand binding or voltage changes.
Therefore, we can conclude that according to the research, the correct option is an integral membrane protein. An ion channel in a cell membrane is an example of an integral membrane protein.
Learn more about ion channel here: https://brainly.com/question/15109377
#SPJ1
Which of the following describes the trend in the female elephant population from 1970 to 1995 ?
1.The overall population decreased, and the proportion without tusks increased.
2.The overall population decreased, and the proportion without tusks decreased
3.The overall population increased and then decreased and the proportion without tusks increased
4.The overall population increased and the proportion without tusks decreased
Answers
Answer:
1 is the correct answer :)
When plants respire, what gas is released into the atmosphere?
Answers
Answer:
carbon dioxide
Explanation:
carbon dioxide is released into atmosphere
what structure do marsupial opossums and new world monkeys share?
Answers
Answer: a tall structure
Explanation
Marsupial opossums and New World monkeys share a prehensile tail as a common structure.
Both marsupial opossums and New World monkeys possess a prehensile tail, which is a specialized tail that functions like an additional limb. This tail is characterized by its ability to grasp and hold objects, providing these animals with increased agility and balance as they navigate their environment.
The prehensile tail enables them to hang from branches, pick up objects, and maintain stability when climbing or moving through trees. This shared adaptation can be found in species such as the Virginia opossum and the spider monkey, and it serves as a crucial evolutionary advantage for their respective arboreal lifestyles.
To know more about Marsupial opossums click on below link:
https://brainly.com/question/11020535#
#SPJ11
The ligand that activates the g-protein linked receptor is:
Answers
Answer:
When a ligand binds to the GPCR it causes a conformational change in the GPCR, which allows it to act as a guanine nucleotide exchange factor (GEF). The GPCR can then activate an associated G protein by exchanging the GDP bound to the G protein for a GTP.
would it be wise to grow a plant with an abundance of chlorophyll under green light?
Answers
Answer:
i dont think the colour of the light affects the rate of photosynthesis, just the intensity
Explanation:
which organism is both a primary consumer and a secondary consumer in this web
Answers
Answer:
Omnivores
Explanation:
Omnivores, which feed on both plants and animals, can be considered as being both primary and secondary consumers.
Answer:
An organism cannot serve as both a main consumer and a secondary consumer at the same time in an ecological food web.
Explanation:
A primary consumer, usually referred to as a herbivore, consumes other producers such as plants directly. In a food chain or web, they are located on the second trophic level.
While a secondary consumer feeds on primary consumers. In a food chain or web, they are located on the third trophic level.
Each creature normally resides in a certain trophic level, which indicates its place in the movement of nutrients and energy through the ecosystem. An organism cannot occupy the primary consumer and secondary consumer levels at the same time, even if it can travel up or down the food chain/web by consuming other creatures
So, no organism can serve as both primary consumer and secondary consumer.
To know more questions related food chain follow the link below
https://brainly.com/question/33135082
Explain the process of radiometric dating using the following terms: isotopes, decay,
half-life, parent isotope, daughter isotope (Write your answer in at least 3 complete e
sentences)
Answers
Radiometric dating
is a process that uses the decay of isotopes to determine the
age
of an
object.
In the process of radiometric dating, the
isotopes
of
radioactive elements
are used. The parent isotope is the isotope that decays, and the daughter isotope is the isotope that is produced by the decay. The
half-life
of an isotope is the amount of time it takes for half of the isotopes to
decay.
To date, an object, the amount of the
parent isotope
and the amount of the daughter isotope are measured. The ratio of the parent isotope to the
daughter isotope
can be used to determine the age of the object. The half-life of the isotope is used to calculate the
age
of the object.
To know more about
radioactivity
, click below:
https://brainly.com/question/2320811
#SPJ9
How are pathogens passed from one organism to another?
Answers
Depending on the kind, there are several methods that pathogens can be spread. They can be transmitted by skin-to-skin contact, body fluids, airborne particles, excrement, and surfaces that have been touched by an infected person.
Different from other organisms, pathogens may spread disease once they enter the body.
A host is all that a pathogen requires to grow and survive. The pathogen enters a host's body, avoids the immune system's defences, and utilises the host's resources to multiply before leaving and infecting a new host.
Depending on the kind, there are several methods that pathogens can be spread. They can be transmitted by skin-to-skin contact, body fluids, airborne particles, excrement, and surfaces that have been touched by an infected person.
To learn more on pathogens click,
https://brainly.com/question/28148146
#SPJ4
Explain the importance of proteins in living organisms.
Answers
Answer:
Proteins are required for the structure, function, and regulation of the body's tissues and organs
Proteins are the structural unit of cells and tissues. When ingested, it could be broken down to energy or used as a building block.
Explanation:
Which of the possible examples below would most likely lead to a change in the cell theory? A Scientists find life on Mars that is not made of cells. BScientists identify a cell organelle that practices the process of photosynthesis. C Scientists determine that an organism is living if it is made of twenty structurally-identical cells. D Scientists gather life from a volcano that is composed of cells which are very different from humans.
Answers
Answer: Probably B?
Explanation:
The possible examples below would most likely lead to a change in the cell theory: Scientists discover life on Mars that is not made of cells, i.e., option A, despite the fact that the cell theory states that all living organisms are made of cells.
What is the significance of the cell and its importance?Cell theory explains that life is made up of cells, but If scientists were to discover life on Mars that did not fit this definition, it would challenge the current understanding of the cell theory and the discovery of life on Mars that is not composed of cells would indicate that the cell theory is not universally applicable.
Hence, the possible examples below would most likely lead to a change in the cell theory: Scientists discover life on Mars that is not made of cells, i.e., option A, despite the fact that the cell theory states that all living organisms are made of cells.
Learn more about the cell and its importance here.
https://brainly.com/question/30046049
#SPJ6
zak y, rhoads kf, visser bc. predictors of surgical intervention for hepatocellular carcinoma: race, socioeconomic status, and hospital type. arch surg. 2011;146(7):778-784.
Answers
The article titled "Predictors of Surgical Intervention for Hepatocellular Carcinoma: Race, Socioeconomic Status, and Hospital Type" by Zak Y, Rhoads KF, and Visser BC was published in the journal Arch Surg in 2011.
The study investigates the factors that influence the likelihood of surgical intervention for hepatocellular carcinoma, specifically focusing on race, socioeconomic status, and hospital type.
A surgical intervention can be thought of as an addition or a modification to the current vascular structure, like the addition of a stent, or the clipping of an aneurysm.
To know more about the surgical intervention visit the link:-https://brainly.com/question/28892664
#SPJ11
If a crocodile encountered a pod of dolphins in the sea, what would happen?
Answers
Answer:
The thing that would most likely happen is that the dolphins would be attacked.
Explanation:
which of the two enzymes are active in the stomach
Answers
Answer:
Pepsinogen and gastric lipase
Explanation:
The protein digesting enzyme pepsin is activated by exposure to hydrochloric acid inside the stomach. Chief cells, also found within the gastric pits of the stomach.
In the nephron, the highest concentration of salt is found surrounding the
Select one:
a. loop of Henle.
b. Bowman's capsule.
c. distal convoluted tubule.
d. proximal convoluted tubule.
Answers
Answer:
The correct answer is - distal convoluted tubule.
Explanation:
Proximal convoluted has the maximum amount of reabsorption and the least amount of salt reabsorption. There will be the maximum amount of salt inside the proximal convoluted tubule as it absorbs most of the salt concentration. Whereas distal proximal tubules have more salt concentration in the surrounding area as they are not able to absorb salt in comparison to the other parts of the nephron.
The correct answer is - distal convoluted tubule.
name the product of the process known as chemiosmosis
Answers
Chemiosmosis is involved in the generation of adenosine triphosphate (ATP), the primary chemical used by the cell for energy.
What do you mean by chemiosmosis?Chemiosmosis is the passage of ions down an electrochemical gradient over a semipermeable membrane bound structure. The generation of adenosine triphosphate (ATP) by the transport of hydrogen ions (H+) across a membrane during cellular respiration or photosynthesis is a good example. When ions flow through a channel, they generate potential energy, which can be used to power chemical reactions (red). Hydrogen ions, or protons, will diffuse from a high proton concentration zone to a low proton concentration region, and an electrochemical concentration gradient of protons across a membrane can be used to generate ATP. This process is similar to osmosis, the passage of water through a selective membrane, which is why it is named "chemiosmosis".
Learn more about the chemiosmosis here:
https://brainly.com/question/896642
#SPJ4
A 52-year-old man with a history of AIDS, hypertension, diabetes mellitus, and alcohol abuse was found unconscious in his home by his roommate. In the emergency department, he was hypotensive (103/60 mm Hg), febrile (temperature 101°F), and unresponsive. Computed tomography scan of the abdomen showed cholecystitis and gallstones. Laboratory data are listed. The patient was diagnosed with acute renal failure. He was administered intravenous fluids; BUN fell to 68 mg/dL and creatinine fell to 2.2 mg/dL. The patient’s blood culture report was positive for E. coli. He was treated with tobramycin and cefepime.The patient continued to deteriorate and died 5 days
after admission. Cause of death was multiorgan failure
secondary to AIDS, sepsis, and alcoholic cirrhosis.
Questions
1. What is the significance of the patient’s elevated CK? Explain why the physician ordered a CK-MB and troponin level. What can you conclude about the patient’s cardiac status?
2. What is the cause of his acute renal failure?
3. What is the significance of the patient’s large urine hemoglobin?
4. How would you interpret this patient’s liver function tests considering his clinical history
Drugs of Abuse Negative Urinalysis
Serum ethanol 84 mg/dL Hemoglobin Positive
WBC 4 HPF (0–4)
RBC 2 HPF (0–4)
CK 3,308 U/L (24–204) BUN 71 mg/dL (8–21)
CK-MB 15 ng/mL (0–7.5) Creatinine 4.1 mg/dL (0.9–1.5)
Troponin T <0.01 ng/mL (0–0.4) Alkaline phosphatase 443 U/L (45–122)
pH 7.50 Aspartate aminotransferase 305 U/L (9–45)
pCO2 27 mm Hg Alanine aminotransferase 78 U/L (8–63)
Total CO2 15 mmol/L Gamma glutamyl transpeptidase 724 U/L (11–50)
Total bilirubin 2.7 mg/dL (0.2–1.0)
Direct bilirubin 2.4 mg/dL (0–0.2)
Answers
Elevated CK (Creatine kinase) levels suggest muscle damage.
The physician ordered CK-MB and troponin levels to determine if the elevated CK was due to muscle damage or a heart attack.
A high level of CK-MB, a specific isoform of CK found in heart tissue, would indicate a heart attack.
A positive troponin level would also suggest a heart attack. In this case, the patient's CK-MB level was 15 ng/mL and troponin T level was <0.01 ng/mL. Both values are within normal limits, indicating that the elevated CK was not due to a heart attack.
The cause of the patient's acute renal failure is most likely related to sepsis, as the patient tested positive for E. coli in their blood culture.
Sepsis is a systemic inflammatory response to infection that can cause multiple organ failure, including kidney failure. Additionally, the patient's history of AIDS, hypertension, and diabetes mellitus may have contributed to the development of acute renal failure.
The presence of large urine hemoglobin is indicative of hematuria, or blood in the urine. This can be caused by a number of factors, including kidney disease, urinary tract infections, bladder or kidney cancer, or injury to the urinary tract. In this case, the patient's history of AIDS and sepsis, along with the positive result for E. coli in their blood culture, suggests that the hematuria is likely related to the sepsis and renal failure.
The patient's elevated alkaline phosphatase and gamma glutamyl transpeptidase levels suggest liver damage, which can be seen in liver diseases such as alcoholic cirrhosis.
Additionally, the elevated aspartate aminotransferase and alanine aminotransferase levels suggest liver inflammation, which is also commonly seen in liver disease. The patient's history of alcohol abuse, along with the elevated liver function tests, suggest that the patient's liver function was likely impaired due to alcoholic cirrhosis.
To know more about medical interpretation here:
https://brainly.com/question/30329772#
#SPJ11
All of the following are types of agranulocytes because they do not have prominent granules in their cytoplasm when stained, except.
Answers
Agranulocytes are a type of white blood cells that lack cytoplasmic granules. Monocytes, Lymphocytes, and Macrophages are three types of agranulocytes. Neutrophils, Eosinophils, and Basophils are examples of granulocytes that are granulocytes because they have prominent granules in their cytoplasm when stained. Therefore, the correct answer is Granulocytes. Lymphocytes, monocytes, and macrophages are the three kinds of agranulocytes that have no granules.
They play a critical function in immunity and have a role in maintaining the body's immune system. Monocytes develop into macrophages after they enter the body's tissues. They're important in phagocytosis, the immune system's initial line of defense. Lymphocytes, on the other hand, are involved in antibody production, while macrophages are involved in antigen presentation.An additional type of leukocyte, granulocyte, is characterized by prominent granules in its cytoplasm.
Granulocytes, which can be divided into three subtypes, include neutrophils, eosinophils, and basophils. Granulocytes' granules contain enzymes and chemicals that are necessary for the cells' defense activities. Granulocytes play a crucial function in the human body's immune system by working together with other immune cells to combat infection and illness. Granulocytes are one of two types of leukocytes that can be stained with acidic or basic dyes to show their cytoplasmic granules. Granulocytes, in contrast to agranulocytes, have short lives in the bloodstream and can quickly enter tissues.
To know more about cytoplasmic visit:-
https://brainly.com/question/9492242
#SPJ11
genetically programmed, innate pattern of response that is specific to members of a particular species
Answers
The genetically programmed, innate pattern of response that is specific to members of a particular species is known as an instinct.
It is not necessary to learn or practice instinctive behaviors because they are genetically predetermined and innate. They are often stereotyped and automatic responses to specific stimuli, and are displayed by all members of a species. Feeding, mating, hostility, and migration are just a few of the behaviors that can be influenced by an animal's instincts.
Natural selection has led to the evolution of instincts in order to improve an organism's chances of surviving and procreating in its surroundings. They are extremely adaptable and can support organisms in making quick and effective adjustments to changing environmental conditions. Instincts can be overridden or altered by learning and experience, but they can also restrict an organism's capacity to adapt to unfamiliar environments.
To know more about instinct click here
brainly.com/question/30137808
#SPJ4
During photosynthesis in green plants, light energy is captured and used to convert water, carbon dioxide, and minerals into oxygen and energy-rich organic compounds.
When plants convert the sun’s energy into food, which type of energy conversion takes place?
i)Chemical energy to Kinetic energy
ii)Light energy to Chemical energy
iii)Thermal energy to Heat energy
iv)Solar energy to Chemical energy
Ans) i and iv
ii and iii
ii and iv
only iv
Answers
thermal energy to heat energy i think
Explanation:
because option one , two , four are not the energy which is related to photosynthesis
Answer:
solar energy into chemical energy
Explanation:
. which statement illustrates how human activities can most directly change the dynamic equilibrium of an ecosystem?
Answers
The statement that illustrates how human activities can most directly change the dynamic equilibrium of an ecosystem is water pollution causes a decrease in fish populations in a river.
Human activities, such as industrial and agricultural practices, often release pollutants into bodies of water that can harm aquatic organisms like fish. Pollutants can cause changes in water quality, such as pH levels and oxygen concentrations, which can affect the ability of fish to survive and reproduce.
Additionally, pollutants can accumulate in the tissues of fish, making them unsafe for consumption by humans and other animals that depend on them for food. The decrease in fish populations can also disrupt the food chain, as fish serve as a food source for many other species.
Overall, human activities can have significant impacts on the delicate balance of ecosystems, and it is important to minimize negative impacts by reducing pollution and other harmful practices.
For more such questions on water pollution, click on:
https://brainly.com/question/797677
#SPJ11
The probable question may be:
Which statement illustrates how human activities can most directly change the dynamic equilibrium of an ecosystem?
Water pollution causes a decrease in fish populations in a river.
A hurricane causes a stream to overflow its banks.
Increased wind increases water evaporation from a plant.
How can bacteria be harmful? Select all that apply.
Answers
In coastal areas, the large amount of salt in the air and water determines which species can exist there. In these areas, the salt functions as a
A
source of energy
B
growth catalyst.
ОООО
С
limiting factor
D
food source
Answers
Answer:
D
Explanation:
the salt provides for some animals
In the areas where amount of salt in the air and water determines species that can exist the salt functions as a ; ( D ) Foodsource
Meaning of Food sourceGiven that salt is an essential part of food and the amount of salt in the air and water determines the species located in an area ( coastal area ), the salt in this scenerio will function as a food source responsible for the existence of species.
Hence we can conclude that In the areas where amount of salt in the air and water determines species that can exist the salt functions as a ; ( D ) Foodsource
Learn more about food source : https://brainly.com/question/944068
#SPJ2
What are all the known plastivores list them
Answers
Answer:
The waxworm,meal worm, Greater wax moth
Explanation: I think that is all :D
what are bacteria that can produce their own food without using the sun's energy called?
Answers
The plates of the Earth’s crust are in constant motion. Describe how this happens.
HELP ME PLEASE!!!
Answers
true/false. "
In biofiltration of wastewater, air discharge from a treatment
facility is passed through a damp porous membrane that causes
contaminants to dissolve in water and be transformed into harness
products.
"
Answers
False. In biofiltration of wastewater, air discharge from a treatment facility is passed through a damp porous membrane that causes contaminants to dissolve in water and be transformed into harmless products.
This statement is wrong because, in biofiltration of wastewater, air discharge from a treatment facility is passed through a damp porous membrane that causes contaminants to dissolve in water and be transformed into harmless products.
Biofiltration is an air pollution control technology that uses microorganisms to break down pollutants into non-toxic substances. Biofiltration technology can be used for a variety of applications, including odour control, volatile organic compound removal, and hazardous air pollutant reduction. Biofilters, bio-scrubbers, and bioswales are all examples of biofiltration systems.
Biofilters are used in the biofiltration process to remove pollutants from the air. The biofilter is typically a fixed-bed or trickling filter that contains a moist organic media such as compost, soil, or peat. The pollutants are adsorbed onto the organic media's surface, where microorganisms such as bacteria, fungi, and algae break them down into non-toxic substances.
Biofiltration technology is being employed in wastewater treatment as well. In wastewater treatment, biofilters are used to remove contaminants from the water. Biofiltration is an environmentally friendly and cost-effective method of treating wastewater. Biofiltration aids in the removal of pollutants from the water. Biofilters are commonly used in wastewater treatment to remove organic pollutants such as nitrogen, phosphorus, and carbon compounds.
To learn more about biofiltration visit;
https://brainly.com/question/13495660
#SPJ11
How can amino acids be use to maintain the blood pH?
Answers
Answer:
See the explanation below. Thanks!
Explanation:
The structure of an amino acid allows it to act as both an acid and a base. An amino acid has this ability because at a certain \(pH\) value (different for each amino acid) nearly all the amino acid molecules exist as zwitter-ions. If acid is added to a solution containing the zwitter-ion, the carboxylate group captures a hydrogen (\(H^+\)) ion, and the amino acid becomes positively charged. If base is added, ion removal of the \(H^+\) ion from the amino group of the zwitter-ion produces a negatively charged amino acid. In both circumstances, the amino acid acts to maintain the pH of the system—that is, to remove the added acid \((H^+)\) or base \((OH^-)\) from solution.