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Ganezh [65]
2 years ago
7

Which Of the following is A true statement about mutually events

Biology
1 answer:
Nadusha1986 [10]2 years ago
4 0

they cannot happen at the same time

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Read each of the sentences that describe what happens either during mitosis or meiosis. Drag each sentence into the correct box.
kiruha [24]

Answer:

MEIOSIS:

- Each replicated chromosome pairs with its corresponding homologous chromosome

- Tetrads form and crossing over sometimes occur

- Paired homologous chromosome line up across the center of the cell.

- Four haploid daughter cells form that are not identical to the parent cell

MITOSIS:

- Homologous chromosomes do not pair

- One row of chromosomes line up at the center of the cell.

- The cell nucleus divides only once

- Two diploid daughter cells form that are identical to the parent cell.

Explanation:

Mitosis and Meiosis are the two cellular divisions that occur in living organisms. Mitosis is the kind of cell division that produces two diploid daughter cells that are genetically identical to the parent cell while Meiosis produces four haploid daughter cells (gametes) that are genetically different from the parent cell.

Based on the general description of the two cell divisions above, the following events take place in them respectively:

1) MEIOSIS:

- Each replicated chromosome pairs with its corresponding homologous chromosome (similar but non-identical chromosome from each parent).

- Tetrads form and crossing over sometimes occur. Tetrads are the structures that form when two homologous chromosomes pair while crossing over is the exchange of chromosome segment between two non-sister chromatids of homologous chromosomes. These two only occur during meiosis.

- Paired homologous chromosome line up across the center of the cell during metaphase I of meiosis.

- Four haploid daughter cells form that are not identical to the parent cell. Note that meiosis reduces the chromosomal number of the parent cell by half.

2) MITOSIS:

- Homologous chromosomes do not pair during mitosis.

- One row of replicated chromosomes (sister chromatids) line up at the center of the cell during metaphase.

- The cell nucleus divides only once in mitosis as opposed to twice during meiosis.

- Two diploid daughter cells form that are identical to the parent cell. Note that mitosis retains the chromosomal number of the parent cell.

4 0
3 years ago
The prairie vole, a small North American grassland rodent, breeds year around, and a group of voles living together consists pri
Airida [17]

Answer: the correct answer is E. Snakes, a major predator of young prairie voles, are active only from spring through early autumn.

Explanation:

Mortality among young voles from spring to early fall is high because snakes are active during this time.

4 0
3 years ago
Skunks often live in burrows that have been dug and abandoned by woodchucks. What type of symbiosis is this?
emmasim [6.3K]

Answer:

B

Explanation:

Commensalism is a type of symbiotic relationship in which one species benefits, while the other species is neither harmed nor helped.

7 0
3 years ago
A man heterozygous for blood type A marries a woman heterozygous for blood type B. What could be the possible blood types of the
GenaCL600 [577]

Answer:

Heterozygous A: AO (remember, O type blood is a recessive allele. It's masked by A)

Heterozygous B: BB (h0m0zygous)

AO x BB --> AB, BO

Therefore, the genotypes of their offspring will be 1 AB to 1 BO, while the phenotypes will be 1 AB blood to 1 B blood.

I hope this answer helps you find what your looking for! :)

5 0
3 years ago
Read 2 more answers
Consider how Photosynthesis and Cellular Respiration are linked. Explain how, together, the 2 processes can be described as a cy
miv72 [106K]
The products and reactants of each cycle are connected. reactants of photosynthesis (6O2 and C6H12O6) are recycled as products in cellular respiration which produces 6H2O 6CO2 and energy to fuel photosynthesis
7 0
3 years ago
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