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Chromosomal Changes Answers

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How can the two chromosomes that make up a homologous pair differ?

A
They can contain different alleles for the same trait.
B
They can contain genes that code for different traits.
C
They can contain the same genes in different orders.
D
They can contain a different number of genes.
4

Which flowchart correctly lists the structures in order from smallest to largest?

A
gene DNA chromosome nucleus
Option A
B
gene chromosome DNA nucleus
Option B
C
DNA gene chromosome nucleus
Option C
D
DNA chromosome gene nucleus
Option D
5

Consider the chromosome.Which best describes the function of the part labeled b?

Question illustration
A
carries all the genetic information of the organism
B
provides all of the master instructions of the cell
C
joins sister chromatids
D
codes for a specific trait
7

Which illustration depicts homologous chromosomes?

A
A single chromosome is shown.
Option A
B
2 identical chromosomes are shown.
Option B
C
A single chromosome is shown.
Option C
D
2 identical chromosomes are shown.
Option D
8

In cell biology, what does the word queue describe?

A
the short arm of a chromosome
B
the long arm of a chromosome
C
the center of a chromosome
D
the material of a chromosome
10

Having the ability to roll or curl the tongue up along both sides to form a tube is a dominant trait. Which diagram represents the chromosomes in a person that does not have this ability?

A
2 chromosomes are labeled Upper H and Upper H.
Option A
B
2 chromosomes are labeled Upper H and h.
Option B
C
2 chromosomes are labeled h and h.
Option C
D
1 chromosome is labeled Upper H and the other chromosome is not labeled.
Option D

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Chromosomal Changes Answers — RVACR Ecology