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Genetics and Inheritance Review

Authored by Ryan Bunch

Science

7th - 9th Grade

NGSS covered

Used 21+ times

Genetics and Inheritance Review
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which gene is heterozygous?

TT
Tt
rr
YY

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is an allele?

The trait expressed by an organism.
The combination of genetic information from your parents.
A unit of genetic information that you receive from your parents.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An uppercase letter (for example H) represents....

A recessive unit of genes
A dominant unit of genes
A hitchikers' thumb

Tags

NGSS.HS-LS3-1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A scientist takes red fish, and breeds them with white fish. When they produce offspring, they are all pink. How is the trait of their color inherited?

Co-dominance inheritance
Sex-linked inheritance
Complete dominance inheritance
Incomplete dominance inheritance

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Two blue flowers reproduce, and produce 3 blue flowers, and 1 pink flower. What does this say about the blue trait?

It is recessive
It is dominant
It is co-dominant
It is incompletely dominant

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A certain trait in a pedigree disappears during a generation, then reappears in the next generation. What can you determine about that trait?

Every individual has that trait
The trait is dominant
More information is needed
The trait is recessive

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An observable trait, such as eye color, can be described as...

an acquired trait
a phenotype
a genotype
a heterozygous gen

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