If a pea plant is hybrid for tallness, it has one allele for tallness and one for shortness. Thus, the correct option is A.
Pea plants have the trait for tallness in which the allele for tallness is dominant and is denoted by T and the allele for dwarfism is recessive which is denoted by t.
Thus, a plant which is tall due to the presence of homozygous dominant alleles will be TT and the plant which is short due to the presence of homozygous recessive alleles will be tt. The plant that is heterozygous having one dominant and one recessive allele will also be tall having the genotype Tt.
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Which of the following statements about stratified squamous epithelium is true? a. It consists of two or more layers of cells. b. It has flat cells in all layers. c. Cell division occurs in the superficial layers. d. The surface cells are always keratinized.
The correct statement about stratified squamous epithelium is that it consists of two or more layers of cells.What is stratified squamous epithelium?The stratified squamous epithelium is a kind of tissue that lines the body's outermost layer.
Stratified squamous epithelium contains multiple layers of flat cells. The basal layer of the tissue is made up of living cells that continue to divide and multiply, while the outer layers of the tissue are composed of dead cells. As new cells continue to develop, the older, dead cells shed away.
The following statements about stratified squamous epithelium are true:a. It consists of two or more layers of cells - This is the main answer and is the correct statement.b. It has flat cells in all layers - The statement is incorrect since all the layers do not have flat cells. c. Cell division occurs in the superficial layers - The statement is incorrect since cell division occurs in the basal layer of the tissue. d. The surface cells are always keratinized - The statement is incorrect since the surface cells are not always keratinized.
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The Moon was locked into orbit by Earth's
gravity as it was passing by it.
The Moon was formed from the same cloud
of material as Earth.
The Moon was formed from the collision between
Earth and another Mars-sized body.
The Moon was formed from collisions and combining
of planetesimals.
glant impact theory
colliding planetesimals hypothesis
capture hypothesis
One of the theories about the formation of the Moon is the colliding planetesimals hypothesis.
This theory suggests that the Moon was formed from the collisions and combining of small bodies called planetesimals. These planetesimals were leftover from the formation of the solar system and were orbiting around the young Earth. Over time, they collided and merged to form larger bodies, eventually leading to the formation of the Moon. Another theory, known as the giant impact theory, suggests that the Moon was formed from the collision between Earth and another Mars-sized body. Additionally, the capture hypothesis suggests that the Moon was originally orbiting the sun and was later captured by Earth's gravity. Regardless of the specific theory, it is generally believed that the Moon was formed from material that was originally in the same cloud as Earth.
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Which statement describes the genes within DNA?
Pedro wants to create a chemical reaction between oil
and water. He adds oil to a beaker of water and
notices that the liquids do not mix. He then shakes the
beaker and the drops of oil become suspended
through the water for a few moments before returning
a
to their separate layers.
Did Pedro succeed in creating a chemical change ?
Answer: no
Explanation: there is no actual chemical reaction. you can seperate the individual components of the oil-water mixture by physical means.
What would be a good title for the graph? Pls help due today
Summarize Your Data in Plain English.
Left Justify Chart Captions Below Figure.
Keep Chart Captions Simple and Short.
Simplify Your Information.
Include Units of Representation.
Don't Forget Time Period!
Compare
Compare the charges and masses of
protons, neutrons, and electrons.
Answer:
Protons and neutrons have very similar mass, while electrons are far lighter, approximately 11800 times the mass.
Protons are positively charged, neutrons have no electric charge, electrons are negatively charged. The size of the charges is the same, the sign is opposite.
Explanation:
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Kelley chooses to move a bookshelf in his room so that he can better access it. He wants to start by moving it into the center of the room. Standing behind it, he begins to push. Based on this information, which of the following statements is correct?
It will move forward due to an unbalanced force.
It will move to the right due to a balanced force.
It will stay still because of the bookshelf’s gravity.
It will move to the left because of its magnitude.
The bookshelf will move forward due to unbalanced forces.
Forces acting on stationary objectsA stationary object is acted upon by forces such as:
gravityfrictionair resistanceThese forces must be overcome in order for an object to move.
Thus, if Kelley can apply a push force that will overcome and surpass all the forces acting on the bookshelf, the bookshelf will move forward.
Otherwise, it will stay still due to the forces mentioned above. In summary, the bookshelf will most likely move forward due to an unbalanced force.
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What would happen if a new cell does not contain chromosomes ( best answer with explantion will get brainliest)
a. the new cell will not have instructions on how to function
b.nothing, chromosomes are not important to cells
c. the new cell will reporoduce uncontrollably
d.the new cell wil grow but cannot duplicate itself in the future
a. the new cell will not have instructions on how to function
Because all the genetic material is stored in the chromosomes. Thus, all information is in it.
Answer:
a. the new cell will not have instructions on how to function
Explanation:
Genetic information contained within DNA molecules regulates cell growth, replication, and cell repair. The long-chain, helical macromolecules of these deoxyribonucleic acids are formed from complex sequences of nucleotide monomers- secondary strands contain a complementary sequence joined to the leading strand by hydrogen bonding.
Chromosomes are the double-stranded DNA helixes wound around small molecules called histones. Genes or sequences of DNA encode instructions for the cell, in the form of proteins. This occurs via: the transcription processes, translation to become proteins, defining physical traits or phenotypes.
channel x transmits only the smallest substances dissolved in the extracellular fluid through the axon membrane. which substance does channel x transmit?
The substance transmitted by channel X is ions.
Channel X can be described as an ion channel that transmits only the smallest substances dissolved in the extracellular fluid through the axon membrane. In this case, ions are the smallest substances that can be dissolved in extracellular fluid. An ion is an atom or a molecule with a positive or negative charge due to the loss or gain of one or more electrons.
Ion channels are proteins that span the cell membrane and enable the passage of ions across the membrane. They are crucial for maintaining cell homeostasis and transmitting signals across cells.
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The Lincoln family has 3 children, 1 girl and 2 boys. What is the probability that their 4th child will be a boy?
1/4
1/8
1/2
1/16
Answer:
1/2
Explanation:
You have a 1/2 chance of having a boy and a 1/2 chance of having a girl.
Unless the question specifies whether or not there is a mutation present with the male parent, it is safe to assume there is a 50/50 shot of having a boy or girl.
Answer:
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What statements are true about glycolysis?
Select all that apply.
It takes place in the mitochondria.
It produces energy in the form of ATP.
It requires oxygen.
Its products can enter other pathways.
Which of the following statements is NOT true regarding the skeletal system? A. The skeletal system and the circulatory system interrelate because red blood cells, white blood cells, and platelets are produced in red bone marrow. B. The skeletal system and the muscular system interrelate because skeletal muscles are attached to bones in order to produce movement of the body. C. The skeletal system and the digestive system interrelate because bones release digestive juices that help break down food. D. The skeletal system functions to support the entire body and protect vital organs, such as the brain, heart, and lungs.
The statement skeletal system and the digestive system interrelate because bones release digestive juices that help break down food is not correct.
Skeletal system compromises of bones, cartilage and ligaments are tightly joined to form a strong, flexible framework bone is active tissue.
Support strong and relatively light, 20% body weight, Movement framework on which muscles act act as levers and pivots Protection brain, lungs, heart, reproductive system. Mineral storage electrolyte balance 99% of body’s calcium is in bone tissue also stores phosphate.
Hemopoiesis blood cell formation, Detoxification, bone tissue removes heavy metals and other foreign materials from blood can later release these materials more slowly for excretion but this can also have bad consequences.
Each individual bone is a separate organ of the skeletal system ~270 bones (organs) of the Skeletal System with age the number decreases as bones fuse by adulthood the number is 206 (typical) even this number varies due to varying numbers of minor bones.
Hence the correct option is c.
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Distinguish how an animal welfare activist would most likely feel about the animals’ housing and training in the following scenario.
A traveling circus uses a number of animals in its act, including a tiger and a small herd of elephants. When traveling, the tiger gets its own car and attendants who feed it regularly. The elephants are dispersed among three cars and each has a number of attendants who feed and clean up the elephants’ waste. To train the animals, the circus hires animal trainers who use whips to teach the animals how to behave in the ring.
Answer:
using whips on animals is not a desirable activity, as well as circus' being notorious for the mistreatment of animals, I think anybody who had these animals welfare in mind would disapprove of this scenario
Explanation: my Best guess with the contect given
Why are the vacuoles in plant cells different than the vacuoles found in animal cells?
A Plants need more energy than animals do.
B Plants need to store more food than animals do.
C Plants need to produce proteins, while animals do not.
D Plants need to move materials in and out of cells, while animals do not.
knowing that there are many endangered species found in the old growth forests of the united states, what might you expect remains today of all the old growth forests that stood in the united states before european settlement?
Due to European settlement and subsequent logging practices, only fragments of the original old growth forests remain in the United States today, primarily preserved in protected areas, with varying degrees of preservation and biodiversity.
Before European settlement, the United States had vast expanses of old growth forests that were largely undisturbed by human activities. These forests were characterized by ancient, towering trees, complex ecosystems, and high biodiversity. However, with the arrival of European settlers and the subsequent expansion of the logging industry, the old growth forests faced extensive deforestation.
Over time, large portions of the original old growth forests were cleared for timber, agriculture, and urban development. This resulted in the loss of significant areas of pristine forest habitat and the displacement of many species that depended on these forests for their survival. Logging practices often targeted the largest and most valuable trees, leading to the depletion of old growth characteristics in many regions.
Today, only fragments of the original old growth forests remain in the United States. These remnants are typically found in protected areas such as national parks, wilderness areas, and designated conservation sites. These preserved forests serve as important refuges for endangered species and play a crucial role in maintaining biodiversity and ecosystem functions.
It is important to note that the extent and quality of remaining old growth forests vary across different regions of the United States. Some areas have been more successful in preserving old growth forests, while others have experienced more significant loss and degradation. Conservation efforts continue to focus on protecting and restoring these forests to maintain their ecological value and preserve the unique habitats they provide for endangered species and other wildlife.
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Are babies from birds ?
Answer:
A bird is a bird, except when it's a nestling, hatchling, or fledgling. As baby birds grow, the specific names that refer to the change.
Which organelle is the location where mRNA is translated into a protein?
nucleus
ribosomes
cytoplasm
cell membrane
Answer:
The answer for this question is B Ribosomes
Explanation:
I just took the test on Ed
Answer: The answer is B.
Explanation: Because I got it correct.
ANSWER FOR BRAINLIEST AND 40 POINTS!!!!!!
Answer:
true
Explanation:
What are the types of Vitamins and their functions in the body?
Some factors in a particular ecosystem include: sunlight, alfalfa, rabbits, hawks, and mice. Of these factors, which one is the most important to the survival of the ecosystem?
What might be an example of fossil evidence of a transitional species between amphiians and reptiles
One example of fossil evidence of a transitional species between amphibians and reptiles is the animal named Seymouria, which lived approximately 280 million years ago.
Seymouria had both amphibian and reptilian characteristics, making it a possible link between these two groups of animals.
Seymouria had a broad skull with large, flat teeth similar to those found in reptiles, but it also had an amphibian-like ear and a moist skin like modern amphibians.
It had a sturdy, four-legged posture like a reptile, but also had the ability to jump like an amphibian.
Another example of a transitional fossil between amphibians and reptiles is the animal named Tiktaalik, which lived approximately 375 million years ago.
Tiktaalik had fish-like characteristics such as gills and fins but also had some reptilian characteristics such as a neck, flat head, and lungs.
Tiktaalik was considered to be an intermediate form between fish and the first amphibians.
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Explain how form and function are related in human cells, including examples. Use at least five sentences in your answer. The shape of a cellular structure is related to the function they have perform
Compare and contrast epithelial and muscle tissues. Use at least three sentences in your answer.
Explanation:
Form and function are intimately related in human cells. The shape and structure of cellular components are often specifically designed to carry out their respective functions effectively. For example, red blood cells are disc-shaped with a concave center, which increases their surface area for efficient oxygen and carbon dioxide exchange. Neurons have long, branching extensions called dendrites and axons, allowing them to transmit electrical signals over long distances.
Epithelial tissues are composed of closely packed cells that form protective barriers and linings in the body. They cover external surfaces (such as the skin) and line internal organs and cavities (such as the digestive tract). In contrast, muscle tissues consist of cells that are specialized for contraction and movement. There are three types of muscle tissues: skeletal muscle, responsible for voluntary movements; cardiac muscle, found in the heart; and smooth muscle, which controls involuntary movements in organs like the intestines.
Epithelial tissues primarily function in protection, absorption, and secretion. They have tightly packed cells with minimal extracellular matrix. In contrast, muscle tissues are specialized for contraction and movement. They contain long, elongated cells (muscle fibers) that can generate force. Skeletal muscle is striated and allows for voluntary movements, while cardiac and smooth muscles have different structures and functions specific to their respective roles in the body.
In summary, the relationship between form and function is evident in human cells. Cellular structures are designed with specific shapes and arrangements to perform their functions efficiently. Epithelial tissues provide protective barriers and linings, while muscle tissues enable contraction and movement. Understanding the relationship between form and function helps us appreciate the intricate design of cells and tissues in the human body.
Scientific Method Question Conclusion Research Hypothesis Experiment Analyze Results Develop a Questions should be measurable and Testable Find out more about the topic. 7 relationship is stated, to show how two 7 may be related. © to test the hypothesis. Examine the data using 2 and 7 evidence including visuals such as Construct a reasonable 7 and communicate ? and 2 and detailed observations forms atas del orador
Answer:
What would the tone of Walt Whitman's poem "I Hear America Singing" be if the people in the poem were speaking rather than singing?
A.
jovial
B.
less hopeful
C.
more hopeful
D.
unchanged
Explanation:
What is a major threat of rainforest ecosystem?
Answer:
Deforestation will be answer.
Explanation:
Answer: Deforestation is a major threat to rainforest ecosystems.
Explanation: . It results in the destruction of habitats for countless species, disrupts the balance of the ecosystem, and contributes to climate change.
What 3 systems get put to work when feeding and how does each one work when you eat?
Answer:Digestive and muscular systems would be working together to chew food and work it down to the stomach to be digested. The digestive system and circulatory circulatory system would be working together to break food down and move nutrients to cells. The nervous system decides what to eat and when to chew.
Explanation:
What phase is the indicated cell currently in?
A. Prophase
B. Telophase
C. Anaphase
D. Metaphase
The indicated cell is currently in the Metaphase phase. The correct option is D.
In metaphase, the nuclear envelope has already broken down, allowing the chromosomes to be exposed in the cytoplasm.
The chromosomes, which consist of two sister chromatids held together by a centromere, condense and become more visible.
They move towards the center of the cell and arrange themselves in a single plane, forming a line at the metaphase plate.
At this stage, the microtubules of the mitotic spindle called the kinetochore microtubules, attach to the kinetochores located on the centromeres of each chromosome.
The kinetochore microtubules exert tension on the chromosomes, aligning them at the metaphase plate with equal spacing between each chromosome.
Thus, the correct option is D.
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Please help! This is important.
Chose one of the following disorders then answer 1 through 6.
Cystic Fibrosis, Albinism, Tay-Sachs, Galactosemia, Huntington’s Disease, Achondroplasia, sickle cell anemia.
1. What causes this genetic disorder?
2. Is it a dominate or recessive disorder?
3. What are the symptoms of the disorder?
4. Is it fatal? What is the length of life expectancy?
5. Is there a cure or known treatment?
6. Now your opinion…. Say your parents had this genetic disorder. Would you want genetic testing to find out if you have it?
Which correctly lists the two elements that make up the empty space in the universe?
ice and debris
debris and dark matter
dark matter and dark energy
dark energy and dust
All animals areA) polytrophs.B) autotrophs.C) biotrophs.D) heterotrophs.
A heterotroph is an organism that consumes other organisms in a food chain.
So the answer is D) heterotrophs.
Plants on the other hand, are autotrophs, they are able to produce energy from solar energy, so they are the first one on the food chain.
Which of the following would likely move through the phospholipids of the
cell membrane most easily? *
CO2
Glucose
K+
Starch
Answer:
CO2
Explanation:
Oxygen and CO2 can move through the cell membrane through simple diffusion because they are small molecules.
It's possible that CO2 travels through the lipid bilayer far more quickly than any other molecule. Therefore, option (A) is correct.
What is the structure of cell membrane ?According to the fluid mosaic model, the plasma membrane is a mosaic of components—primarily, phospholipids, cholesterol, and proteins—that move freely and fluidly in the plane of the membrane.
All cells have a cell membrane, also known as a plasma membrane, which separates the interior of the cell from the external environment. A semipermeable lipid bilayer makes up the cell membrane. The movement of materials into and out of the cell is controlled by the cell membrane.
Therefore, small and simple molecules like water, H2O , CO2 can pass through the cell membrane easily as it is partially permeable.
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