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Genetics Review

Authored by Frank Bantle

Science

6th Grade

NGSS covered

Used 936+ times

Genetics Review
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which statement is true about dominant and recessive genes?

Dominant genes mask recessive genes.

Recessive genes mask dominant genes.

They are equal.

Tags

NGSS.HS-LS3-2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In alleles, capital letters show:

Recessive traits.

Dominant traits.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Homozygous means:

Different alleles. Ex: Tt

Same alleles. Ex: tt

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Heterozygous means:

Same alleles. Ex: TT

Different alleles. Ex: Tt

Tags

NGSS.HS-LS3-2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is true about genotypes?

Genotypes are the traits that show up.

Genotypes are the gene combinations.

Tags

NGSS.HS-LS3-1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Phenotypes refer to:

Gene combinations.

Traits that show up.

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If you flip a penny one time, what is the probability of it landing on heads?

100%

75%

50%

25%

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