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Science

8th Grade

NGSS covered

Used 2+ times

Genetics & Biomes Review
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28 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a Punnett square, a lower case letter stands for a ____________ allele.

dominant

recessive

homozygous

heterozygous

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

In animals, shaggy fur is dominant to short fur. According to the genotypes shown, what percent of offspring will have short fur?

0

25

50

75

100

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

In animals, shaggy fur is dominant to short fur. The Punnett Square shows the genotypes of the offspring of a shaggy fur animal and a short fur animal. What were the genotypes of the parents?

FF and FF

Ff and ff

ff and ff

Ff and Ff

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

T = tall and t = short

In the punnett square shown, what belongs in the missing square

tt

Tt

Bb

TT

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a heterozygous genotype, the ___________ allele takes over in the phenotype.

recessive

dominant

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

G = green, g = yellow
The genotype for a yellow plant is...

GG
Gg
gg
all of the choices result in yellow

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Blue-eyed is a ______.

genotype

phenotype

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