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Finger [1]
3 years ago
12

How does nondisjunction affect the gametes’ chromosome numbers?

Biology
1 answer:
Nat2105 [25]3 years ago
4 0

Answer: Nondisjunction can occur during either meiosis I or II, with different results (Figure 7.8). ... If sister chromatids fail to separate during meiosis II, the result is one gamete that lacks that chromosome, two normal gametes with one copy of the chromosome, and one gamete with two copies of the chromosome.

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Suppose while walking along the beach, you find a green crystal. Which properties could you use to determine whether the crystal
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cleavage - one direction of imperfect cleavage

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This is an uncontrolled fire which destroys forests, jungle, and vegetation as well as animal species that live in the area. The
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Answer:

Wildfire

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7 0
4 years ago
At the back of the brain is the __________ which is primarily responsible for processing information about light and movement
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6 0
3 years ago
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What is the female part of the flower made up of?
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3 years ago
Suppose a male organism has a diploid chromosome number of 6. These chromosomes could be represented as A,a, B, b, C, and c wher
KatRina [158]

Answer:

A. The haploid set of n is ABC

B. ABC, ABc, AbC, aBC, abc, abC, aBc, Abc.

Explanation:

A diploid cell is a cell that comprises of two complete sets of chromosomes. This is double the haploid chromosome number. Each pair of chromosomes in a diploid cell is noted to be a homologous chromosome set. A homologous chromosome pair consists of one chromosome donated from one parent and one from the other parent. This number is represented as 2n. It varies in different organisms. A diploid cell replicates via mitosis. It preserves its diploid chromosome number by making an identical copy of its chromosomes and distributing its DNA in an equal manner between two daughter cells.

Haploid refers to a cell that contains a single set of chromosomes. Gametes are made up of half the chromosomes contained in normal diploid cells of the body, these are also known as somatic cells. Haploid gametes are produced during meiosis. Meiosis is a type of cell division that reduces the number of chromosomes in a parent diploid cell by half.

Therefore,

Karyotype of this organism is designated as AaBbCc.

AaBbCc is the diploid set (2n).

Hence ABC or abc are the haploid set (n).

B. The eight different combinations of these chromosomes that could possibly be produced by spermatogenesis in this male are:

ABC, ABc, AbC, aBC, abc, abC, aBc, Abc.

7 0
3 years ago
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