hich of the following is true of dominant traits? They are more common in a popu

Question

hich of the following is true of dominant traits?

They are more common in a population.

They are expressed in both homozygous and heterozygous individuals.

They are expressed only in homozygous dominant individuals

They are evolutionarily favorable.

Question 2

Points: 10 out of 10

How many different gametes are produced by a cell with the genotype AABb?

1

2

3

4

Question 3

Points: 0 out of 10

The next two questions are based on the following information.

Part 1 of 2: In beans yellow (Y) is dominant to green (y) and smooth (S) is dominant to wrinkled (s). What are the possible genotypes for the offspring of the following cross: YySS and YYSs.

Yy, SS, YY, Ss

YS, yS, YS, yS

YYSS, YySS, YYSs, YySs

YYSS, YYss, yySS, yyss

Question 4

Points: 0 out of 10

Part 2 of 2: In beans with yellow (Y) dominant to green (y) and smooth (S) dominant to wrinkled (s): What are the phenotypes for the offspring in the example in the previous question?

100% yellow smooth

100% green wrinkled

50% yellow smooth and 50% yellow wrinkled

50% yellow smooth and 50% green smooth

Question 5

Points: 10 out of 10

Genotypes provide information about

Proteins

DNA

Carbohydrates

Lipids

Question 6

Points: 0 out of 10

A homozygous dominant germ cell undergoes meiosis. The gametes will _________________________.

have both the dominant or the recessive allele

only have the dominant allele

either have the dominant or the recessive allele

only have the recessive allele

Question 7

Points: 10 out of 10

A haploid organism has how many copies of each chromosome?

1

2

3

4

Question 8

Points: 0 out of 10

Describe the importance of independent assortment: ________________________.

will assort independently of each other

will sort to the same gamete

are called alleles

All of these are true

Question 9

Points: 0 out of 10

Which relationship is correct?

Phenotype is to protein as DNA is to genotype.

Protein is to phenotype as genotype is to DNA.

Protein is to genotype as DNA is to phenotype.

Protein is to phenotype as DNA is to genotype.

Question 10

Points: 10 out of 10

The sister chromatids separate during which stage of meiosis?

Anaphase I

Anaphase II

Prophase I

Prophase II

Question 11

Points: 10 out of 10

The next three questions are based on the following information.

In humans, the ability to roll the tongue (T) is dominant over the inability to do so (t). Suppose Mike, who can roll his tongue, and Jeannie, who cannot roll her tongue, have a child, Benjamin.

Part 1 of 3: If Mike

Explanation / Answer

1) they are expressed in both homozygous and heterozygous individuals

2) 2

3) YYSS, YySS, YYSs, YySs

4) 100% yellow smooth

5) DNA

6) only have dominant allele

7) 1

8) will asort independently of each other

9) phenotype is to protein as DNA is to genotype

10) Anaphase II

11) 50%

12) 0%

13) 50 %

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