Discuss the following terms:
asexual reproduction
nuclear membrane
reproduction
tetrad
gene
chromosome
nucleus
daughter cell
parent cell
The explanation of the following terms are seen below:
Asexual reproduction - This is a type of reproduction in which a new offspring is produced by a single parent. Nuclear membrane - This is a double-layered membrane which separates the nucleus from the remaining part of the cell.Reproduction - This is the process in which an offspring is produced from parent cells.Tetrad - This is a group of four cells which are formed from a parent cell by meiosis. Gene - This is the basic physical and functional unit of heredity.Chromosome - This is a long DNA molecule which has part or all of the genetic material of an organism. Nucleus - This is an organelle which contains chromosomes and controls the activities of the cell.Daughter cell - These are the offspring produced from the parent cell during reproduction.Parent cell - This is the starting cell for the process of cell division and form the daughter cell.What is Reproduction?This is referred to as the biological process by which new individual organism are formed from the parents.
There are two type which are called sexual and asexual reproduction and they have their unique features and techniques.
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DNA will condense into
Answer: DNA condenses into chromosomes.
Explanation: Chromatin carefully packs these DNA molecules into stringy-looking structures called chromosomes. If the DNA molecules in cells were not snaked around histones, the molecules would be 6 feet long when placed end-to-end, according to the National Human Genome Research Institute.
Answer, dna will condense to
How many DIFFERENT gametes can be formed for the genotype SSRr?
Answer:
4
Explanation:
Please label all of these
Answer:
A. Duodenum
B. Liver
C. Stomach
D. Pancreas
E. Large intestine
F. Gallbladder
mature nerve cells, which are incapable of cell division, are most likely in
Mature nerve cells, which are incapable of cell division, are most likely in the G0 phase of the cell cycle.
Mature nerve cells are cells that have developed to the point of being ready for use. They are cells that have differentiated, meaning that they have taken on the characteristics of a particular cell type, in this case, nerve cells. As a result of the cell division cycle, these mature nerve cells have ceased dividing and are incapable of cell division. They are in a quiescent state, referred to as the G0 stage. It is the stage in the cell cycle where cells are no longer dividing, yet they remain metabolically active and functional.
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How many superfund sites are located in Danbury?
There are a total of 16 superfund sites located in Danbury.
What are superfund sites?
Superfund sites are locations that have been identified by the Environmental Protection Agency (EPA) as having hazardous waste or pollution that poses a risk to human health and the environment. The EPA maintains a list of these sites, known as the National Priorities List (NPL). As of my knowledge cutoff date.
However, it's important to note that the list of superfund sites is constantly changing as new sites are added and others are cleaned up and removed from the list, so it's best to check with the EPA or state environmental agency for the most current information on superfund sites in Danbury or any specific location.
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1
The observation by Darwin that finches of different species on the Galápagos
Islands have many similar physical characteristics supports the conclusion that
these finches *
(1 Point)
A.all eat the same type of food.
B.originated from a common ancestor.
C.have the ability to interbreed.
D. acquired traits through use and disuse.
No links or bots please and thank you
Answer:
D
Explanation:
I think it was to do with beak lengths
A firm has a stock price of $59.85 per share. The firm's earnings are $60 million, and the firm has 20 million shares outstanding. The firm has an ROE of 20% and a plowback of 85%. What is the firm's PEG ratio
the firm's PEG ratio is 1.17.
The firm's PEG ratio can be calculated as follows:
First, we need to find the earnings per share (EPS) by dividing the total earnings by the number of shares outstanding:
EPS = $60 million / 20 million shares = $3 per share
Next, we need to calculate the growth rate of the firm's earnings using the ROE and plowback ratio:
Growth rate = ROE x Plowback ratio = 20% x 85% = 17%
Finally, we can calculate the PEG ratio by dividing the firm's P/E ratio (which we can find by dividing the stock price by the EPS) by the growth rate:
P/E ratio = Stock price / EPS = $59.85 / $3 = 19.95
PEG ratio = P/E ratio / Growth rate = 19.95 / 17% = 1.17
Therefore, the firm's PEG ratio is 1.17.
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6. How old is the 14 foot fossil fish found in Kansas?
7. How many years ago did the ocean invade North America?
Answer:
80 million years old, 130 million years ago
Explanation:
i hope that helpped!
Answer:
80 million, 130 million
Explanation:
The fish called Xiphactinus is an old fish that is 14 feet long, with huge jaws, and it is 80 million years old.
The ocean invaded North America 130 million years ago at 24:18
Hope this helps!
(WILL GIVE BRAINLY)
What happens to a population of organisms when their environment becomes unfavorable to their survival?
1) Both answers are correct.
2) They may migrate to a more favorable environment.
3) They may go extinct.
Answer:
both could be correct
Explanation:
It usually depends on how fast or how severe the change is, if its mild or happenes slowly over time they may adapt, if it is extreame or happenes very quickly the species could very well die out.
Which refers to the amount of energy in a sound wave per unit of time and is also related to the loudness of a sound?
William used a hammer to pound a nail into a wooden board. When the nail
was about halfway through the board, he stopped and turned the board upside
down. The nail stayed in place in the board. Which of the following acts on the
nail to keep it in place in the board?
F. friction
G. gravity
H. magnetism
I. weight
The cell in the diagram is dividing. What is the mitotic phase that follows the one shown on the diagram, and what events will take place during that phase?.
Answer:
Anaphase follows the pase shown on the diagram.
Explanation:
yes
The diagram shown in the image is Anaphase.
What is Anaphase?
When eukaryotic cells divide, the chromosomes are segregated to the cell's two poles during a period known as anaphase. The chromosomes are pulled to the metaphase plate, which is located in the center of the cell, during the metaphase stage before anaphase.
The chromosomes continue to condense through anaphase, despite being strongly compressed at the beginning of cell division. After the cell passes the spindle formation checkpoint, which permits the separation of chromosomes or chromatids, anaphase begins.
The chromosomes are drawn toward the centrosome and eventually form a semicircle around it as the microtubules connecting them to the centrosomes shrink. The cell repairs its nucleus and gets ready to divide during the subsequent phase of cell division, known as telophase.
Therefore, The diagram shown in the image is Anaphase.
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Scientists have found that certain genes become turned on or off as a result of exercise mainly through a process called ________, in which tiny atoms attached themselves to the outside of a gene.
Scientists have found that certain genes become turned on or off as a result of exercise mainly through a process called methylation.
What does methylation do in the body?The methylation cycle is a type of cycle that helps us to do function of both physically and mentally. Many different functions in the body use this methylation process such as nervous, cardiovascular and immune system activity, energy production, heavy-metal detoxification and hormone balance. There are certain genes which become turned on or off when we do exercise, this process is known as methylation.
So we can conclude that Scientists have found that certain genes become turned on or off as a result of exercise mainly through a process called methylation.
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somebody help. . can someone please tell me the types of layering in root establishment in plants?.
Answer:
Layering can be used to multiply many of your favorite plants now growing around your yard and in your home. There are six common types of layering: air, simple, tip, trench, serpentine and mound. Air and simple layering are the most popular types
Explanation:
PLZ MARK AS BRAINLIEST
Answer:
The answer above me is correct
Is convection related to deep ocean currents and thermohaline circulation?
-No - convection is not used to describe or explain ocean currents.
- Yes - convection explains why the colder and denser waters sink and why the warmer, less dense waters rise.
-Yes - convection causes cold water to rise to the surface.
-No - convection is not applicable on large scales.
Answer:B
Explanation:
Yes - convection explains why the colder and denser waters sink and why the warmer, less dense waters rise.
Answer:
Yes - convection explains why the colder and denser waters sink and why the warmer, less dense waters rise.
Explanation:
took the thingy
Answer these questions SCIENCE!!!
1. A mangrove community in a coastal area contains mangrove trees, mangrove water snakes, sheepshead, and Roseate spoonbills. Differentiate between this biological community, its populations, and its ecosystem. (1 point)
Think about the relationships between populations, communities, and ecosystems.
2. A red-tailed hawk catches and eats a deer mouse on the prairie. The deer mouse has been eating seeds from a purple coneflower. Draw a food chain with arrows to show these interactions. Label the producer, herbivore, and carnivore in the food chain. (1 point)
Think about how energy moves in a food chain.
3. A boreal forest in the northern United States surrounds a large lake.
a. What are some characteristics of the boreal forest, and what animals might live there? (1 point)
b. What are some characteristics of the lake, and what animals might live there? (1 point)
4. Domestic cattle often have interactions with wild animals. In South America, vampire bats drink the blood of sleeping cattle. Disease may spread through these bites. However, loss of blood does not cause great harm to the cattle. In North America, wolves sometimes attack and eat young cattle.
A. What are the names of these two interactions with cattle, and how do they differ from each other? (1 point)
In which situation are cattle hosts?
B. What would the interaction between the cattle and the vampire bats be called if the bats drank blood but somehow caused no harm at all to the cattle? Explain your answer. (1 point)
In which symbiotic relationship is one member unaffected?
The mangrove community comprises the different populations of species that interact within a specific geographic area, while the ecosystem encompasses the biological community and its physical environment. The food chain for the given scenario is Purple coneflower (producer) → Deer mouse (herbivore) → Red-tailed hawk (carnivore)
The biological community comprises all the populations of different species that coexist and interact within a specific geographic area, such as the mangrove community.
An ecosystem encompasses the biological community and its physical environment. It includes all the living organisms and the non-living components of the environment, such as air, water, soil, and nutrients.
Energy moves through the food chain, starting with the producer, which captures energy from the sun and stores it in its tissues. The herbivore consumes the producer, gaining energy from the stored sunlight. The carnivore then feeds on the herbivore, obtaining the energy stored in the herbivore's tissues.
The boreal forest is a cold, coniferous forest found in the northern hemisphere, characterized by long, snowy winters and short, cool summers.
The lake in the boreal forest is likely to be a freshwater ecosystem. It could be deep or shallow, depending on its geology, and might have inflows and outflows from rivers or other water sources.
The interaction between vampire bats and cattle is called parasitism and the interaction between wolves and young cattle is called predation. In both situations, the cattle are the hosts.
If the vampire bats drank blood from the cattle but caused no harm, the interaction would still be called parasitism. In a commensalism symbiotic relationship, one member benefits while the other is unaffected
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What are the Negative impacts on solar systems
Answer:
The potential environmental impacts associated with solar power—land use and habitat loss, water use, and the use of hazardous materials in manufacturing—can vary greatly depending on the technology, which includes two broad categories: photovoltaic (PV) solar cells or concentrating solar thermal plants (CSP).
Explanation:
An unknown specimen was grown on Indole media. Based on your observation of this specimen choose the appropriate statements.
A. This test is a part of the IMViC panel of tests
B. The organism tested converts tryptophan to indole.
C. This media is inoculated by stabbing the agar in the tube.
D. This is a picture of a negative test result.
E. This is a picture of a positive test result.
F. The organism tested fermented indole.
Here are the appropriate statements about an unknown specimen grown on Indole media based on your observation: B. The organism tested converts tryptophan to indole.C. This media is inoculated by stabbing the agar in the tube.E. This is a picture of a positive test result.F. The organism tested fermented indole.
The indole test is used to determine an organism's ability to decompose the amino acid tryptophan into indole. The indole production is detected by adding Kovac's reagent, which contains p-dimethylaminobenzaldehyde, to the medium after incubation.
Tryptophan is an amino acid that is the precursor to indole production in this test. The amino acid tryptophan is a prerequisite for indole production. It is for this reason that organisms that can break down tryptophan into indole are positive.
This is the appropriate response to the student's question:
An unknown specimen was grown on Indole media. Based on your observation of this specimen choose the appropriate statements. B. The organism tested converts tryptophan to indole.C. This media is inoculated by stabbing the agar in the tube.E. This is a picture of a positive test result.F. The organism tested fermented indole.
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If the weather map below shows today's forecast, how is the weather in
the two cities pictured most likely going to change in the next 24 hours?
Is there supposed to be a picture or something? Oh and HI BABEYDOLL
Ok that was weird- Imao
Several emergent properties of water contribute to the suitability of the environment for life. How does the ability of water to function as a versatile solvent arise from the structure of water molecules?.
The ability of water to function as a versatile solvent arise from the structure of water molecules as it consists of polar covalent bonds.
A solvent is any liquid that can dissolve particles in it, called solute, and form a solution. The most widely used solvent is water. It is most widely used due to its polar nature.
Polar covalent bonds are those where atoms having electronegativity difference share electrons and form bonds. Water has polar covalent bonds. This provides it the ability to surround any ionic substance and form hydrogen bonds with it. This is the reason why water acts as a versatile solvent.
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A botanist discovers a new plant species in the Amazon rain forest that has blue leaves. Briefly explain what can be inferred about the pigments in the leaves of this plant and the wavelength they absorb
The observation of a new plant species in the Amazon rainforest that has blue leaves can be interpreted as a plant that absorbs all color wavelengths except blue.
What is photosynthesis?Photosynthesis is a group of reactions through which plants can produce simple carbohydrates by using the energy from the sun.
During this process (Photosynthesis), the plant needs to absorb solar radiation in different color wavelengths.
The observation of blue leaves means that the plant cannot absorb this color wavelength during Photosynthesis.
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Mention three importance of soil organisms.
Explanation:
soil organisms which range in size from microscopic cells that digest decaying organic material to small mammals that live primarily on other soil organisms play an important role in maintaining fertility structure drainage and aeration of soil
what is zoospores?
good afternoon
Answer:
a spore of certain algae ,Fungi and protozons capable of swimming by means of flagellum
a spore of certain algae, fungi, and protozoans, capable of swimming by means of a flagellum.
sorry if wrong
Find the area inside the cardioid =6−4cos(theta).
Numerous natural formations display the cardioid shape, which has biological relevance, which is determined by the equation r = 6 - 4cos().
The form of some animal hearts, including those of some cephalopods and sea gastropods, is one striking example. These species' cardioid-shaped hearts have developed to help them efficiently pump blood throughout their bodies. Their physiological demands are supported by the high blood flow that is maintained by the cardioid shape's narrowing apex. Additionally, certain flower species, such as several cyclamen species, have a cardioid-like arrangement of their petals. By offering an ideal landing site, its design helps to draw pollinators. The cardioid shape thus exhibits functional modifications for circulation and reproduction in biology.
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--The complete Question is, What is the biological significance of the cardioid shape in nature? Explain any patterns or phenomena observed in biological structures that resemble or approximate a cardioid shape. How does the equation for the cardioid, given as r = 6 - 4cos(θ), relate to these biological structures? Discuss any potential implications of the equation for understanding the functions or adaptations of organisms that exhibit cardioid-like structures. Provide examples of organisms or biological systems where the cardioid shape is prominent and explain how this shape benefits their survival, reproduction, or other biological processes. --
What is the answer???
Answer:
done done down
Explanation:
done done done done
Match each description with the correct ecosystem.
This ecosystem experiences sudden changes in water level and temperature.
This ecosystem contains a mix of fresh water and salt water.
This ecosystem supports many plants, which provide food for schools of fish.
Answer:
1 - B or intertidal zone
2 - A or estuary
3 - C or neritic zone
Explanation:
These are the correct answers, I took the test on edge, have a great day!!
Answer: B, A, C,
Explanation:
I did it and got it right
what is the measurement of the osmotic pressure gradient between two fluid compartments?
The measurement of the osmotic pressure gradient between two fluid compartments is determined by the difference between their respective solute concentrations.
What is osmotic pressure?
Osmotic pressure is a term used to describe the amount of pressure that must be applied to a solution to avoid water from moving through a semipermeable membrane from a region of low solute concentration to a region of high solute concentration.
The pressure exerted by a solution on a semipermeable membrane as a result of the difference in solute concentrations between the two sides of the membrane is referred to as osmotic pressure.
What is a concentration gradient?
A concentration gradient is a measure of the difference in concentration of a solute between two separate regions. The rate at which the concentration of a solute changes as a result of the solute's movement is determined by the concentration gradient. The greater the difference in solute concentration between the two regions, the greater the concentration gradient.
What is a solute?
A solute is a substance that dissolves in a solvent, creating a solution. A solution is a homogeneous mixture of two or more components. In a solution, the solute is the component that is present in the smallest amount. The solvent is the component that is present in the largest amount.
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four uses of water are:
i gave a pic of a word bank. plz help
Answer:
Transportation, Agriculture, Drinking, Recreation(water parks, pools etc.)
Explanation:
in petunias, red is incompletely dominant over white. what is the genotype and phenotype of a homozygous dominant individual?
The Genotype of a homozygous dominant individual is RR whereas the phenotype of a homozygous dominant individual is completely red.
What is incomplete dominance?
It is a type of genetic inheritance in which both alleles of a gene at a locus are partially expressed resulting in an intermediate phenotype. It is also called partial dominance.
For example, In petunia the allele for red flower colour is partially dominant over the allele for white flower colour.
Both phenotypic and genotypic ratios for incomplete dominance in the second filial generation (F2) is 1:2:1
Here the ratio 1 represents homozygous dominant (RR)
ratio 2 represents heterozygous (Rr)
ratio 1 represents homozygous recessive (rr)
Parent generation: Red (RR) * White (rr)
First filial generation: all are Pink (Rr)
Pink (Rr) * Pink (Rr)
Second filial generation: RR : Rr : rr
Here in incomplete dominance dominant allele is diluted with respect to the recessive allele which results in the production of a heterozygous phenotype which is pink.
Hence the genotype and phenotype of the homozygous dominant individual is RR and red.
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