When you hold your breath, which of the following blood gas changes first leads to the urge to breathe? a. rising O₂ c. rising CO₂ b. falling O₂ d. falling CO₂
Answers
According to the given statement Rising CO₂ of the following blood gas changes first leads to the urge to breathe.
The correct option is C.
What is determined by blood gas?Blood gases are used to evaluate the levels of oxygen and carbon dioxide in your blood.. They also calculate the pH of your blood.
What occurs when blood gas levels are extreme?When blood levels of carbon dioxide rise, the carbon dioxide dissolves and produces an acid. Your body may be unable to effectively eliminate carbon dioxide if your blood acid level is out of balance. This could occur if your kidneys are unable to eliminate the acid or if your lungs aren't functioning properly.
Is a blood gas test painful?Most people experience a brief moment of acute pain as the needle used to draw blood enters the artery. You might not feel the needle puncture at all if you receive a local anesthetic. As the needle penetrates the skin, you can also experience a momentary sting or pinch.
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Related Questions
How can loss of biodiversity affect human health?
A. New sources of medicines can be gained.
B. Replacement species can be created.
C. Crucial natural food sources can be lost.
D. Resilience to change can increase.
Answers
Answer:
C. Crucial natural food sources can be lost.
Explanation:
internet
1 Control of the mosquito population helps manage outbreaks of _____.
malaria
typhoid fever
bacillary dysentery
rabies
2 Infantile paralysis is another name for _____.
polio
hydrophobia
typhoid fever
ringworm
3 Travelers to Central and South America can get vaccinations for _____.
yellow fever
rabies
meningitis
viral pneumonia
Answers
Answer:
1. Malaria
2. Polio
3. rabies
Explanation:
Hope I've helped
The control of the mosquito population helps in managing the outbreaks of malaria. Infantile paralysis is another name for polio. Travelers to the Central and South America can get vaccinations for rabies. Thus, the correct options for 1, 2, and 3 are A, A, and B, respectively.
What is Malaria?Malaria is a serious diseases which could be a fatal disease sometimes and it is caused by a parasite that commonly infects a certain type of mosquito species which feeds on the human blood. People who get the malaria infection are typically very sick with high fevers, shaking chills, and flu-like illness and other symptoms.
Infantile paralysis is another name used for polio. Polio is a condition which is caused by a virus that mainly affects the neurons in the spinal cord or the brain stem. In its most severe form, polio infection can lead to a person being unable to move certain limbs or joints, also called paralysis.
Therefore, the correct options for 1, 2, and 3 are A, A, and B.
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Which organelle produces the energy a cell needs to carry out its functions? Powerhouse
A. Mitochondria
B. Nucleus
C. Golgi complex
D. Endoplasmic Reticulum
Answers
A man has a weight of 833 N on Earth. What is his mass?
Answers
To find out the mass, we have to divide by 9.8 because we multiplied x (the mass = x) by 9.8 to get to 834.
834/9.8= 85.1 KG is the mass.
Brainliest?
Answer:
YES SHE IS RIGHT PLEASE MARK HER AS BRAINLIST
What is one reason why many mutations may be deleterious?.
Answers
Answer:
Mutations could affect our bodies and harm them badly. For instance, cancer is a form of cells mutating which harms the body. This could be fatal, because if the cells are mutated, they now gain new functions that they are not supposed to do, which causes the other cells to attempt fighting back.
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Why are chromosomes important to mitosis?
Answers
Answer:
The daughter cells need a copy of every chromosome in order to replicate and separate.
Explanation:
Cells have to replicate their genetic material to make a whole other cell. Before mitosis the cells need this step for mitosis.
Answer:
The fundamental importance of chromosomes is that they contain DNA, or deoxyribonucleic acid, the substance that contains every organism's genetic code. When a cell divides, its chromosomes must first replicate. Cells divide in two basic ways – mitosis and meiosis. The latter type of division incorporates the former.
Explanation:
Which of the following is a characteristic of the plasma membrane?
It is made up of one layer of phospholipids.
It doesn't contain any molecules aside from phospholipids.
The outward-facing phospholipid tails give it a rough quality.
It allows some molecules to pass through but prevents others from doing so.
Answers
Answer:
D. It allows some molecules to pass through but prevents others from doing so.
Explanation:
Plasma membrane or cell membrane is a selective permeable membrane which allows light molecules to pass and prevents heavy molecules.
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Summarize the structure-function relationship of a cell.
Answers
Which of the following is not a benefit of green revolution?
A) new crop varieties
B) increased crop yields
C) cost effective
D) new crops may require larger amonts of water than the previous ones.
Answers
New crops may require larger amounts of water than the previous ones.
Answer:
D new crops may require larger amonts of water than the previous ones.
Explanation:
because i got it right on my test
Genetic variation is needed for the long-term survival of a species.
True
False
Answers
Professor Danielle conducts an experiment on chloroplasts by deactivating several enzymes used for light-independent reactions. All components of light-independent reactions remain present. Would the light-dependent reactions proceed normally? Explain.
PLEASE HELP!!!!
Answers
Answer:
NO.
Explanation:
The process of reaction of CO2 with H20 in the presence of enzyme, chlorophyll and sunlight is called photosynthesis. It has two stages: It is referred to as light dependent stage when it occurs during the day and light independent stage when it occurs at night.
The primary enzyme likely to be deactivated by the Professor is ribulose bisphosphate Carboxylate Rubisco. This is the most important enzyme in plants that catalysis the fixation of Co2 with 5C- ribulose bisphosphate Carboxylase (RuBP) to form3C -Glycerite -3-phospate.(GP).
The GP is reduced by NADP with ATP to form Triose Phosphate (TP). This is the point of glucose production in plants,
The majority of the TP is used for RuBP, hexose phosphates for starch productions, fatty acid and glycerol for cell membrane. Amino acids are also produced from TP. This is known s Calvin Cycle.
If the enzyme Rubisco is deactivated, the above process cannot occur, thus the basic macronutrients and enzymes for the survival of plants for photosynthesis(light dependent stage) can not occur.
Answer:
No, the reaction will not take place normally.
Explanation:
Chloroplasts serves as a site for photosynthesis in plants. The process of photosynthesis which is essential for plants to make food occurs in two elaborate reactions namely:Light-dependent Reaction: Where chlorophyll takes energy from the sunlight and preserves it as chemical energyLight-independent Reaction: Which occurs after light-dependent where the energy is used from the light-dependent reaction to synthesize CO2 into carbohydrates. The Light-independent reaction occurs in the stroma in the presence of CO2; Ribulose-1,5-biphosphate ( RuBP) and an enzyme called (RuBisCO) Ribulose-1,5-biphosphate carboxylase/oxygenase which catalyzes the process. If Professor Danielle deactivates RuBisCO then the process of Calvin Cycle results in the end product of glucose by the process of fixation, reduction, and regeneration. The process will immediately cease depriving the plant of all the essential macronutrients produced as the end result of the Calvin cycle i.e., glucose, starch, amino acid, and fatty acid. This deprivation of nutrients will eventually affect the synthesis of ATP and formation of NADPH as food deprivation would affect the normal functioning of cell organelles.For more information:
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Cual es la "disciplina que se encarga de las reglas de clasificación" cual es la "variedad de seres vivos" cual es "lo que indica la segunda palabra del nombre cientifico"
Answers
Answer:
1) Taxonomía y nomenclatura
2) Nombre específico de la especie
Explanation:
1) La disciplina que supervisa las reglas relativas a la clasificación, denominación, descripción e identificación de organismos en biología se conoce como taxonomía y nomenclatura. La taxonomía sirve como fuente de bases armonizadas y unificadas que promueven la organización y el enlace de la diversa información biológica de los organismos.
2) La nomenclatura binomial es el sistema científico de denominación de organismos de manera que el nombre de cada especie consta de dos partes, de las cuales la primera parte es el nombre genérico, mientras que la segunda parte es el nombre específico de la especie dentro del género, por ejemplo, Tyrannosaurus rex, el género es Tyrannosaurus, mientras que la especie es Tyrannosaurus rex.
- endothelium-lined cavities fused to form networks of endothelial channels - aggregations forming isolated angiogenic cell clusters - mesenchymal cells that differentiate into endothelial cell precursors - vessel sprouting into adjacent areas by endothelial budding and fusing with other vessels a. blood islands b. vasculogenesis c. angiogenesis d. angioblasts
Answers
The process described in here involves several key terms related to blood vessel formation. The formation of blood vessels begins with vasculogenesis, which involves the formation of blood islands comprised of mesenchymal cells that differentiate into endothelial cell precursors.
These endothelial cells then line the cavities that form the lumen of blood vessels. As the blood vessels develop, they can undergo angiogenesis, which involves the sprouting of vessels into adjacent areas by endothelial budding. These aggregations can form isolated angiogenic cell clusters that eventually fuse with other vessels to form networks of endothelial channels.
Overall, the process of blood vessel formation is a complex and multifaceted one that involves many different steps and factors. While the terms you mentioned (blood islands, vasculogenesis, angiogenesis, angioblasts) all play a role in this process, blood vessel formation is a highly regulated and tightly controlled process that is critical for normal development and function of the body.
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For traders in Thai baht, the currency of Thailand, Commerzebank in Germany is offering a bid rate of 38.81 baht/euro and an ask rate of 39.40 baht/euro. What is the bid/ask percentage spread?
Answers
The bid/ask percentage spread for traders in Thai baht, the currency of Thailand for Commerce bank in Germany offering a bid rate of 38.81 baht/euro and an ask rate of 39.40 baht/euro is 1.51%.
Explanation: The bid/ask percentage spread can be calculated as follows: Percentage Spread = (Ask rate - Bid rate) / Bid rate × 100Where,Bid rate = 38.81 baht/euro Ask rate = 39.40 baht/euro Now, putting these values in the above formula Percentage Spread = (39.40 - 38.81) / 38.81 × 100Percentage Spread = 0.59 / 38.81 × 100Percentage Spread = 1.51%Thus, the bid/ask percentage spread for traders in Thai baht, the currency of Thailand for Commerce bank in Germany offering a bid rate of 38.81 baht/euro and an ask rate of 39.40 baht/euro is 1.51%.
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Is cytoplasm present in prokaryotic cell?
Answers
Answer:
cytoplasm is like the fluid that fills in the cell. Cytoplasm is nearly found in every cells. Even in the underdeveloped cells like prokaryotes, it helps to exchange materials within the cell. So both eukaryotes and prokaryotes require cytoplasm so is basically found in both of them.
some of the advantages of inorganic farming.
Answers
Answer:
With the use of pesticides, farming can be faster and it also detracts insects and weeds
Answer:
One advantage inorganic fertilizers offer is that they are fast acting. These nutrient-rich salts dissolve quickly and are immediately available to the plants depending on them to provide essential nourishment in the form of nitrogen, phosphorus and potassium.Organic fertilizers usually contain plant nutrients in low concentrations. Since many chemical/inorganic fertilizers are concentrated and very soluble, it's easier to apply too much and damage your plants. Fresh, non-composted manure can damage your plants as well, because some manure contains harmful amounts of salts
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In osmosis, water moves from an area of high solute concentration to an area with lower solute concentration. True False
Answers
Answer:
FALSEExplanation:
Osmosis is the process by which molecules of a solvent pass through a semipermeable membrane from a less concentrated solution into a more concentrated one.
Pls mark as BRAINLIEST7. Since the allele for color blindness is located on the X chromosome, color
blindness
1 cannot be inherited
2 occurs only in adults
3 is sex-linked
4 none of the above
Answers
Since the allele for color blindness is located on the X chromosome, color blindness is sex linked.
So the correct option is Option C.
Sex-linked inheritance are passed down through generations through one of either X or Y chromosomes because X and Y are sex chromosomes. When one inheritance is dominant then it occurs when a gene consisting of that trait from one parent causes disease, even though the other gene from the another parent is normal. Colour blindness is an example of sex linked inheritance.
Those suffering from red green colour blindness, they generally cannot distinguish between red and green colour. The allele for this disease is located on X chromosome.
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PLSSS HELP IF YOU TURLY KNOW THISS
Answers
Answer:
I think the answer A. I'm sorry If Wrong
Explanation:
Define decision making and provide two strategies that one may use to make decisions.
Answers
decision is the action of a process of making choices especially important ones.
Providing 2 Strategies:
1.Create a constructive environment
2.Investigate the situation in detail
Answer:
Decision making is the process of evaluating alternatives and making choices among them. Two strategies that one may use to make decisions is the additive strategy and the elimination-by-aspects strategy. The additive strategy involves creating a list of attributes that affect the decision and then rating each alternative based on each attribute. This strategy is often used for simple choices. The elimination-by-aspects strategy eliminates alternatives based on their attributes and evaluates each attribute in order of importance. This strategy is often used for complex choices
Explanation:
how do the size and shape of human canines compare with chimp canines
Answers
Answer:
Human canines are blunt and small in size, while chimps have big and sharp canines.
Explanation:
Chimps' mouths are larger than humans' mouths. Chimps have a flat palate; and bigger and sharper canines than humans. Also, there is a space between these teeth and the teeth at the front of the mouth. On the other hand, humans' mouths are smaller, which leads to smaller and less sharp canines, and there is no space between these teeth and the teeth at the front of the mouth.
Answer:
Humans are more circular and wide, while chimpanzees are longer and skinnier
Explanation:
I'm taking Ap Biology.
prokaryotic operons typically include a(n) ________ and a(n) ________ with multiple genes.
Answers
Prokaryotic operons typically include a promoter region and a coding sequence with multiple genes. The promoter region is located at the beginning of the operon and is responsible for initiating the transcription of the genes.
It contains the necessary sequence elements that attract RNA polymerase, which then binds to the promoter and begins the process of transcription. The coding sequence contains multiple genes that are transcribed together as a single mRNA molecule.
These genes are typically related in function, and their expression is coordinated by the operon. This allows for efficient regulation of gene expression, as the entire operon can be turned on or off in response to changing environmental conditions. Prokaryotic operons are found in bacteria and archaea and are an important mechanism for controlling gene expression in these organisms. Understanding the structure and function of operons is essential for studying prokaryotic biology and for developing new strategies for controlling bacterial growth and pathogenicity.
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During strenuous exercise, lactic acid fermentation begins because the muscle cells are not getting enough
Answers
Where does sugar enter the blood
Answers
The stomach and intestines absorb the glucose and then release it into the bloodstream.
Hope this helps.
Answer:
The intestines
Explanation:
The stomach breaks down sugar into glucose, which is then absorbed in the intestines and is released into the bloodstream.
Name three adaptations that helped plants survive on land, and describe how each of them helped. (2 points)
Answers
Three adaptations that helped plants survive on land are cuticle, stomata, and roots. The cuticle protects plants from water loss and UV radiation. Stomata regulate gas exchange, and roots absorb water and nutrients.
When plants moved to land, they had to develop adaptations that would enable them to survive in an environment with fewer resources than they were accustomed to. Three adaptations that helped plants survive on land are discussed below:Cuticle: The cuticle is a waxy layer on the surface of the plant that protects it from water loss and desiccation. This layer is made up of cutin, a waterproof polymer, and is secreted by epidermal cells. The cuticle prevents water from evaporating from the surface of the plant, which is critical for survival in a dry environment. In addition, it also protects the plant from harmful ultraviolet radiation that can damage its DNA.Stomata: Stomata are tiny pores in the leaves and stems of plants that regulate gas exchange and water loss. They are surrounded by guard cells that regulate the opening and closing of the stomata. When there is a need to conserve water, the guard cells can close the stomata to prevent water from evaporating from the plant's surface. When there is a need for carbon dioxide, such as during photosynthesis, the guard cells can open the stomata to allow gas exchange.Roots: Roots are organs that anchor the plant to the ground and absorb water and nutrients from the soil. They allow plants to access water and nutrients that are necessary for survival. Furthermore, roots also help prevent soil erosion and provide support to the plant.Summary: Three adaptations that helped plants survive on land are cuticle, stomata, and roots. The cuticle is a waxy layer on the surface of the plant that prevents water loss and protects the plant from harmful ultraviolet radiation. Stomata are tiny pores that regulate gas exchange and water loss, and roots anchor the plant to the ground and absorb water and nutrients from the soil.For more questions on adaptations
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Explain the interrelationship of photosynthesis and cellular respiration.
Answers
Answer:
The reactants and the products of photosynthesis and cellular respiration are the same but switched around.
Explanation:
For photosynthesis light energy, carbon dioxide, water are needed to create glucose and the waste product is oxygen. But for cellular respiration the things needed to create energy to move around are oxygen and glucose. Mitochondria (aka the powerhouse of the cell) breaks down the glucose to make ATP energy (Adenosine Triphosphate). Plants store some leftover oxygen for cellular respiration. So basically, photosynthesis and cellular respiration kinda depend on each other.
what is the purpose of the control? what specific molecule, in the control solution must be present for the solution to be a positive control?
Answers
The purpose of a control in scientific experiments is to provide a comparison or reference point for the experimental results. It helps to validate the experimental setup and ensure that any observed effects or changes are indeed due to the variables being tested and not influenced by other factors.
In the context of a positive control, it is a type of control used to confirm that the experimental system or method is capable of producing the expected or desired result. The positive control contains a component or substance that is known to elicit a specific response or outcome. Its purpose is to demonstrate that the experimental conditions are suitable for generating the expected response, thus validating the reliability and sensitivity of the experimental setup.
The specific molecule or substance required in the positive control solution depends on the nature of the experiment being conducted. It is typically a known target molecule or a substance that exhibits a well-established and identifiable response.
For example, in a biochemical assay, a positive control may contain a specific enzyme or protein that is known to catalyze a particular reaction or exhibit a specific activity. The presence of this molecule in the positive control solution confirms that the experimental system is capable of detecting and measuring the expected activity or response.
It is important to note that the choice of specific molecule or substance for the positive control should align with the objectives and requirements of the experiment and should be based on previous knowledge or literature in the field.
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hey guys i have been stuck for 10 minutes over here please helppp!
Answers
Answer:
c
Explanation:
this is because magnets attract each other
Determine the genotype of the offspring that belongs in the box with the question mark (?)
PLZZZ ANSWER ILL GIVE 30 PTS AND BRAINLIEST
Answers
ii. How many people get lung cancer by smoking? This question can be
answered through:
Biometry
b Biophysics
Bio-economics
d. Biogeography
هن و م
Answers
Answer:
Bio-economics.
Explanation:
Bio-economics can be defined as a field of science that typically deals with the study of the interaction between the production of goods or services (economics) and living organisms within a society (biology).
The question "How many people get lung cancer by smoking?" can be answered through Bio-economics.
Basically, this can be achieved through the use of economic indicators or indices such as demand, supply, consumer price index, level of production, etc., to determine the level of consumption of various goods and services.