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Genetics Review 2024

Authored by Nicole Jacobson

Biology

7th Grade

Used 30+ times

Genetics Review 2024
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17 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When an organism inherits two of the same alleles for a trait, they are

homozygous

identical twins

codominant

heterozygous

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When an organism inherits two different alleles for a trait, they are

homozygous

siblings

codominant

heterozygous

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Gregor Mendel established the idea of

incomplete dominance

sticky notes

codominance

dominant and recessive alleles

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

One homozygous parent has a small mouth. The other homozygous parent has a large mouth. Their heterozygous offspring has a medium-sized mouth. This is

simple dominance

codominance

incomplete dominance

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a record of an organism's ancestors that gives information about the traits that may be passed down?

A Punnett Square

A pedigree

A karyotype

A diary

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

_______ occurs when a group of gene pairs act together to produce a single trait. It creates a lot of variety (fingerprints, skin color...)

Polygenic inheritance

Simple dominance

Codominance

Incomplete dominance

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

One homozygous parent has brown fur. The other homozygous parent has white fur. Their heterozygous offspring has white and brown fur. This is

simple dominance

codominance

incomplete dominance

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