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Genetics Review - Biology

Authored by Lauren Cochrane

Science

9th Grade

NGSS covered

Used 95+ times

Genetics Review - Biology
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40 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Gregor Mendel used pea plants to study

Inheritance of traits
flowering
cross-pollination

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

2.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

If a Heterozygous Rr pea plant is crossed with a Homozygous rr pea plant, what would be the percentage that the offspring will be recessive rr?

50%
75%
25%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

3.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

If a Mother with Type A (Ao) blood and a father with type O (oo) blood have children, what would be the percentage that their offspring would be Type B blood?

50%
0%
35%

Tags

NGSS.HS-LS3-3

4.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Organisms that have 2 of the same alleles for a particular trait are said to be

heterozygous
hybrid
homozygous

Tags

NGSS.HS-LS3-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

When 2 dominant alleles (HB) are both expressed are said to be

codominant
diploid
incomplete dominant

6.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

A pea plant that has 2 different alleles for the same trait is said to be

Homozygous
Heterozygous
Phenotype

Tags

NGSS.HS-LS3-1

7.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

How many recessive alleles for a trait must an organism inherit in order to show that trait?

3
1
2

Tags

NGSS.HS-LS3-1

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