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Genetics EOC Review

Authored by Ashley Dalton

Biology

9th Grade

Used 2+ times

Genetics EOC Review
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45 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which of the following is a phenotype?

Aa

red hair

heterozygous

DNA

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

In plants, tall (T) is dominant to short (t). Perform the following cross: Tt x Tt. What is the probability of producing a short plant?

0%
25%
50%
75%

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The genetic information inside an individual.

Homozygous
Heterozygous
Genotype
Phenotype

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Having two different alleles for a trait (example Hh):

homozygous
heterozygous
dominant
purebred

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

In guinea pigs Black fur (B) is dominant to white(b), cross Bb x bb and determine genotypic ratio for offspring

2:2

0:2:2

1:2:1

2:2:0

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

In pea plants Tall stems (T)are dominant to short stems (t) cross a homozygous tall plant with a homozygous recessive plant, what is the phenotypic ratio

4:0

2:2:0

0:4

0:2:2

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Tomato plants usually have hairy stems. Hairless stems are present in tomato plants that are homozygous recessive for this trait. If the stem characteristics are determined by a single gene, what is the expected outcome of crossing two tomato plants that are heterozygous for hairy stems?

75% hairy stems: 25% hairless stems

100% hairy stems

100% hairless stems

50% hairy stems: 50% hairless stems

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