The ____ consists of the follicle cells that cling to the oocyte after ovulation: A. stroma B. corpus albicans C. corpus spongiosum D. zona pellucida E. corona radiata
Answers
The E. corona radiata consists of the follicle cells that cling to the oocyte after ovulation. The corona radiata is formed by the follicle cells of the Graafian follicle.
The corona radiata is a layer of follicle cells that surrounds and clings to the oocyte after ovulation. which are pushed aside by the growing oocyte as it approaches ovulation. The corona radiata plays an important role in protecting and nourishing the oocyte during its journey through the fallopian tube, and is involved in the process of fertilization.
The other options listed - stroma, corpus albicans, corpus spongiosum, and zona pellucida - are all structures associated with the female reproductive system, but are not specifically related to the follicle cells that surround the oocyte after ovulation.
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Related Questions
ASSIGNMENT 2.1.2. Give the numbers and names of the places (regions) where Chlorophyll-containing cells occur. 2.1.3. In which of the places in question 2.1.2 does most photosynthesis occur? 2.1.4. How is the part named in question 2.1.3. structurally adapted for process of photosynthesis? 2.1.5. Give the number and name of the tissue that transports the prod of photosynthesis to the rest of the plant. E.1.6. Name the components of tissue in question 2.1.5.
Answers
2.1.2. The numbers and names of the places (regions) where Chlorophyll-containing cells occur are:
1. Epidermis2. Mesophyll3. PhloemWhat is the parts for photosynthesis?2.1.3. The mesophyll is the primary site of photosynthesis in plants. The mesophyll is a layer of cells that lies between the epidermis and the phloem. The mesophyll cells contain chlorophyll, which is the green pigment that captures sunlight and uses it to convert carbon dioxide and water into oxygen and glucose.
2.1.4. The mesophyll cells are structurally adapted for photosynthesis in several ways. First, the mesophyll cells are packed with chloroplasts, which contain chlorophyll. Second, the mesophyll cells have a large surface area, which allows them to absorb more sunlight. Third, the mesophyll cells have a thin layer of cytoplasm, which allows for the rapid diffusion of gases and nutrients.
2.1.5. Phloem
The phloem is a vascular tissue that transports food and nutrients throughout the plant. The phloem is made up of two types of cells: sieve tubes and companion cells. Sieve tubes are long, thin cells that are connected by small pores. Companion cells are smaller cells that are attached to sieve tubes. Companion cells help to provide energy and support for sieve tubes.
2.1.6. The components of the phloem tissue are:
Sieve tubesCompanion cellsPhloem parenchymaPhloem fibersFind out more on photosynthesis here: https://brainly.com/question/19160081
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identify structure one and describe its main function.
identify structure 3 and describe its main function.
30 POINTS
Answers
Answer:
number 3 is the central vacuole and its large, membrane-bound organelles found in plant cells that act as a storage space for water and other molecules in the cell
Explanation:
Answer:
3. Vacuole
Explanation:
Plant vacuole is a membrane (tonoplast) bound space which contains sap, water, excretory products and other materials (which are not useful for plants).
It occupies 90% of the volume of the plant cell. Tonoplast, in plants facilitates transport of ion into the vacuole (against the concentration gradient) which causes higher ionic concentration in vacuole than in the cytoplasm.Some other points:-
Amoeba have contractile vacuole for osmoregulation and excretory purposes. Some protists develop food vacuoles by engulfing food particles.Which processes are physical changes? Select all that apply.
Answers
Answer:
egg
Explanation:
if you cook egg then its start to change
Enzymes have which of the following characteristics? (Select all that apply) Check All That Apply They are proteins They can bind with substrate. hy They act as catalysts. They are used up during the reaction. They are inorganic molecules.
Answers
Enzymes are proteins. They can bind with substrates and can act as catalysts.
Certainly! Here's a justification for the selected options and the exclusion of the others:
Enzymes are generally composed of amino acids and have a complex three-dimensional structure, which is a characteristic of proteins. This structure is important for their catalytic function.
Enzymes have an active site where the substrate (the molecule on which the enzyme acts) binds. This binding is specific and crucial for the enzyme to facilitate the chemical reaction.
Enzymes speed up chemical reactions by lowering the activation energy required for the reaction to occur. They achieve this by providing an alternative pathway for the reaction, allowing it to proceed more rapidly.
Enzymes are not used up or consumed during the reaction. They facilitate the reaction by providing a favorable environment for the reaction to occur, but they remain unchanged and can continue to catalyze multiple reactions.
Enzymes are organic molecules composed of amino acids, which are organic compounds. Inorganic molecules typically do not have the complex structure and functionality necessary for enzyme activity.
In summary, enzymes are proteins that can bind with specific substrates and act as catalysts to accelerate reactions without being consumed. They are not inorganic molecules and do not get used up during the reaction.
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Enzymes have the following characteristics: They are proteins. They can bind with substrate. They act as catalysts. They are not used up during the reaction.
They are not inorganic molecules. Therefore, the correct options are:a) They are proteins.b) They can bind with substrate. c) They act as catalysts. d) They are not used up during the reaction. e) They are not inorganic molecules.
Enzymes are proteins that are responsible for speeding up the rate of chemical reactions in the body. They can catalyze biochemical reactions by lowering the activation energy needed for the reaction to occur. Enzymes work by binding to a specific substrate, or reactant molecule, in a way that makes it easier for the reaction to occur.
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hypothermia occurs when the core body temperature falls below:
Answers
Hypothermia occurs when the core body temperature falls below 35 degrees Celsius or 95 degrees Fahrenheit.
Hypothermia is a condition where the body loses heat faster than it can produce it, resulting in a dangerously low body temperature. While the normal core body temperature is around 37 degrees Celsius or 98.6 degrees Fahrenheit, hypothermia typically occurs when the core body temperature drops below 35 degrees Celsius or 95 degrees Fahrenheit.
As body temperature decreases, various physiological and metabolic processes are affected, leading to impaired organ function and potentially life-threatening consequences. Symptoms of hypothermia include shivering, confusion, drowsiness, slowed heart rate, and even loss of consciousness.
Hypothermia can be caused by exposure to cold environments, prolonged immersion in cold water, inadequate clothing, certain medical conditions, or even certain medications. It is essential to seek medical attention and take immediate measures to warm the individual and prevent further heat loss when hypothermia is suspected.
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you are studying a chromosome in a new animal species. the presence of what element would make you most confident that a region is facultative heterochromatin and not constitutive heterochromatin?
Answers
Option b The presence of H3K27me element would make you most confident that a region is facultative heterochromatin and not constitutive heterochromatin.
Eukaryotic genomes contain heterochromatin, which serves a variety of purposes including limiting DNA replication and repair and silencing of gene expression. Heterochromatin separates from euchromatin spatially within the nucleus and is preferentially positioned around the nucleolus and nuclear periphery. In contrast to euchromatin, which is less condensed, richer in genes, and more readily transcribed, heterochromatin is highly condensed, gene-poor, and transcriptionally silent (Huisinga et al. 2006). Differentiating euchromatin from heterochromatin are nucleosome changes. The active transcription of DNA into mRNA products occurs in the presence of euchromatin. Gene regulatory proteins and RNA polymerase complexes can attach to the DNA sequence thanks to the unfolded structure, which can then start the transcription process. The distal arms of chromosomes include euchromatin, which is present in a decondensed form. Typically, it is spread out all across the nucleus.
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The diagram shows the structure of an ATP molecule with its bonds labeled. Which bond is responsible most often for the production of energy during cellular respiration?
Answers
Answer: the answer is D. 4
Explanation: i got it right
what are some important factors to consider when setting up your pcr reactions?
Answers
Answer:
Factors Affecting the PCR:Denaturing Temperature and Time: ...Annealing Temperature and Primer Design: ...Primer Length: ...Degenerate Primers: ...Elongation Temperature and Time: ...PCR Reaction Buffer: ...Cycle Number: ...Helix De-stabilisers / Additives:Explanation:
Hope this helped!
What does I stand for in the genotypes of blood groups?
Answers
In the genotype of blood groups, "I" stands for the gene responsible for determining the ABO blood type.
The "I" gene has three possible alleles: IA, IB, and i. These alleles determine the blood group by encoding for specific antigens present on the surface of red blood cells. Genotype is defined as the genetic makeup or genetic constitution of an individual. Blood grouping is nothing but a classification of blood of an individual on the basis of the antigens present in the blood. There are several types of blood grouping systems including ABO grouping, MN type blood grouping and Rh blood grouping. In ABO blood grouping, there are four kinds of blood groups possible : A,B,O,AB. In Rh type blood grouping, positive and negative type blood groups are present. In MN type blood grouping, M,N,MN type of blood groups are available.
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In reindeer, a black nose (B) is dominant to a red-glowing nose (b). A male with a red-glowing nose and a female who is heterozygous for her black nose mate. What is the genotype of the female reindeer?
1) BB
2)Bb
3) bb
4) unknown
Answers
Answer:
bb
Explanation:
I think it should be bb because it says that (B) is more dominate for red and that there is a red nose one which is (b) and there is a black one too so it would be bb since there is no such thing as bB
Pretend you’re a researcher in charge of conducting new research on the flu virus. Identify four scientific questions you’d like to answer through your research
Answers
What organism is responsible for the flu?
How the flu virus enters the person's body?
What is the effect of this virus on person's health?
When the flu occurs to the person?
What is the need of scientific questions?The above are the four scientific questions that a researcher needs to prevent this flu from infecting people. With the help of these questions, the researcher know about the organism that caused this disease, entry of the virus and effect on the body.
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PLEASE HELP
After concluding his research, which statement would virchow agree with? check all that apply.
Living things come from nonliving things
Cells can come from nonliving materials
Frogs can come from mud
Living things can only come from living things.
Cells come from pre-existing cells
Answers
Answer:
cells come from pre-existing cells
animal viruses often have glycoprotein spikes on their capsids or envelopes. group of answer choices true false
Answers
According to the research, the statement is true, animal viruses often have glycoprotein spikes on their capsids or envelopes.
What are viruses?It is an obligate intracellular parasite, small in size, made up of nucleic acid and protein.
They have a layer or envelope of lipids and glycoproteins, which they obtain from the cell membrane of their host cells, and which is used to inject genetic material into the cell.
Therefore, we can conclude that according to the research, the statement is true, animal viruses often have glycoprotein spikes on their capsids or envelopes.
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In the deep south, pigweed has become resistant to herbicides which is making it harder to grow cotton. The weed will ruin tractors and requires manual labor to remove. The ppc could have a horizontal axis labeled as ______
Answers
In the given scenario, where pigweed has developed resistance to herbicides and poses challenges to cotton production in the deep south, the horizontal axis of the Production Possibilities Curve (PPC) could be labeled as "Labor-Intensive Techniques vs. Mechanization."
This labeling reflects the trade-off between employing labor-intensive techniques, such as manual weeding to control pigweed, and relying on mechanization, represented by the use of tractors and herbicides. The PPC illustrates the different combinations of labor-intensive techniques and mechanization that can be utilized in cotton production.
On one end of the spectrum, allocating more resources towards labor-intensive techniques involves manual labor for removing pigweed, which requires additional human effort and potentially higher costs. This option is depicted at one extreme of the horizontal axis.
On the other end, increasing mechanization implies a greater reliance on machinery, such as tractors and herbicides, to control pigweed efficiently. However, the resistant weed's ability to damage tractors introduces limitations and risks associated with this approach. This alternative is represented at the opposite extreme of the horizontal axis.
The PPC showcases the various trade-offs between labor-intensive techniques and mechanization, aiming to find an optimal balance that maximizes cotton production while effectively managing the challenges posed by pigweed resistance. It helps decision-makers visualize the available choices and make informed decisions regarding resource allocation and management strategies in response to the pigweed issue.
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The medulla _____.
is responsible for voluntary actions
controls muscle coordination and balance
connects the brain to the spinal cord
is the largest part of the brain
Answers
C. "connect the brain to spinal cord"
hope this helps
Which kingdom has members that lack major organelles such as endoplasmic reticulum, mitochondria and Golgi bodies?
A) Bacteria
B) Protist
C) Fungi
D) Plantae
Answers
Answer:
A, Bacteria
Explanation: Prokaryotic bacteria are very simple and lack organelles like ER, mitochondria, Golgi, etc.
Humans are part of which of the 6 Kingdoms?
Answers
Answer:
Humans are part of the Kingdom Animalia.
Explanation:
:)
Answer:
Animalia Kingdom
Explanation:
Humans are higher animals, and in the classifications of Homo-sapiens
Explain how disruption to the osmotic gradient in a plant cell can influence the turgor pressure in that cell?
Answers
Answer:
___is this correct?___
Explanation:
Turgor pressure within cells is regulated by osmosis and this also causes the cell wall to expand during growth. Along with size, rigidity of the cell is also caused by turgor pressure; a lower pressure results in a wilted cell or plant structure.
Will a lunar eclipse be visible from every place on Earth that is facing the moon? Explain the reasoning behind your answer.
Answers
Answer:
It's true that the Moon goes around Earth every month, but it doesn't always get in Earth's shadow. The Moon's path around Earth is tilted compared to Earth's orbit around the Sun. The Moon can be behind Earth but still get hit by light from the Sun. ... Unlike solar eclipses, lots of people get to see each lunar eclipse.
Explanation:
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What percent of your body weight is comprised of water?
O A.
approximately 20%
B.
approximately 40%
C.
approximately 60%
OD.
approximately 80%
Answers
Answer:
About 80 so I guess D.
Explanation:
Answer:
approximately 60% in adults
Explanation:
.........
64 – [(9 ÷ 3) + 4 × 7] = ?
I know this is the wrong subject please help
Answers
Work for it is
64 - (3 + (4)(7))
64 - (3 + 28)
64 - 31
= 33
Species A was separated into equal populations when the
fragmentation occurred. However, this species does not
live within 1 km of a forest edge (1 square = 1 km). How
much suitable habitat did Species A have in the original
habitat, and how much suitable habitat does Species A
have in the fragmented habitat?
a. 25 km², 4 km²
b. 25 km, 16 km
2
c. 9 km², 1 km²
d. 3.5 km, 1.5 km
Answers
Answer:
c. 9 km², 1 km²
Explanation:
The original habitat of Species A had 9 km² of suitable habitat, as it does not live within 1 km of a forest edge.
Question 3 (1 point)
Put these steps of the Scientific Method in the correct order.
Reorder answers
1.Ask a question
Reorder answers
2.Analyze data
Reorder answers
3.Form a hypothesis
Reorder answers
4.Perform experiment
Answers
1. Ask a question
2. Form a hypothesis
3. Analyze data
I hope this helps! This should be correct.
Growing food in ways which minimize water and fertilizer use and protect biodiversity while enhancing farmers' livelihoods is an example of: Sustainable sourcing Global sourcing Sole sourcing Ethical sourcing
Answers
Growing food in ways which minimize water and fertilizer use and protect biodiversity while enhancing farmers' livelihoods is an example of sustainable sourcing.
Sustainable sourcing is the practice of procuring goods and services in a manner that preserves and improves the natural environment, social welfare, and economic well-being of current and future generations. The process of sustainable sourcing ensures that the procurement of products and services is completed in a way that minimizes any negative impact on the environment.
Additionally, sustainable sourcing also seeks to support social and economic development and protect the human rights of all parties involved. The use of sustainable sourcing practices is vital for addressing some of the most pressing environmental and social challenges facing the world today, including deforestation, greenhouse gas emissions, and water scarcity. It is also crucial for ensuring the availability of resources for future generations.
Therefore, sustainable sourcing is a critical component of many companies' corporate social responsibility (CSR) programs.
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What is the elephant getting when the bond is broken in sucrose?
Answers
Answer:
The elephant is getting Energy.
Explanation:
The elephant is getting Energy because sucrose is been hydrolysed and the bonds are broken down by enzyme sucrase isomaltase present in the intestine. Inches the bonds are broken, it is broken into glucose and fructose which is absorbed by the small intestine into the blood. The glucose serve as energy source or it is been stored as fly oven in the liver which is later broken down to glucose which is use for metabolic pathways to produce energy.
The elephant gets OXYGEN when the bond is broken in sucrose.
Sucrose is a disaccharide consisting of one glucose unit and one fructose unit, both units are linked by a glycosidic bond. The hydrolysis of sucrose generates a 1:1 mixture of glucose and fructose.The glycosidic bond can be exemplified by the central atom of oxygen that connects both monosaccharides in the sucrose molecule.Sucrase is an enzyme that binds to sucrose and catalyzes its hydrolysis to produce glucose and fructose.In conclusion, the elephant gets OXYGEN when the bond is broken in sucrose.
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Heat energy released by an animal can power a radio.
True
False
Answers
Answer:false
Explanation: that just doesn’t make sense
Answer:
false
Explanation:
What are the 2 main components of Mendel's law of Independent Assortment?.
Answers
Mendel's Law of Independent Assortment states that different genes are inherited singly of one another.
This means that the heritage of one gene doesn't affect the heritage of any other genes. The two main factors of Mendel's Law of Independent multifariousness are 1. Law of Segregation This law states that each gene comes in dyads and that each parent will contribute one allele( a variant of a gene) to their seed. When the egg and sperm join during fertilization, the alleles from the different parents will aimlessly mix and the seed will have a combination of the alleles from both parents. 2. Law of Independent Assortment This law states that the alleles for different genes will be inherited singly of each other. This means that the heritage of one gene doesn't affect the heritage of any other genes. So, the combination of alleles that an seed receives is determined by the combination of alleles that the parents passed down.
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How does a Soccer Ball use Inertia
Answers
why is it interesting that we have fern fossils in Antarctica?
Answers
Answer:
it’s interesting because ferns do not grow in Antarctica! I believe it has to do with the planted once being one massive continent, the imfamous Pangea.
Can you tell me which go where?
Answers
Answer:
heredity goes to the first one
phenotype at the second one
Explanation: