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2024 Genetics Basic Packet

Last updated about 2 years ago

23 Nsɛmmisa

1

Asemmisa {{asɛmmisaAhyɛnsode}}

1.

What is the genotype for a homozygous dominant tall plant?

TT

Tt

tt

1

1

1

1

1

Asemmisa {{asɛmmisaAhyɛnsode}}

6.

Draw the Punnett Square below for a cross between two heterozygous tall plants. You are crossing Tt x Tt

1

1

1

1

1

1

Asemmisa {{asɛmmisaAhyɛnsode}}

12.

Draw the Punnett Square below for two homozygous recessive plants (you are crossing tt x tt)

1

1

1

1

1

1

1

1

1

1

1

Asemmisa {{asɛmmisaAhyɛnsode}}

2.

Cross two homozygous dominant tall plants. Draw the Punnett Square below

Asemmisa {{asɛmmisaAhyɛnsode}}

3.

What % of the offspring will be tall

Asemmisa {{asɛmmisaAhyɛnsode}}

4.

What % of the offspring will be short

Asemmisa {{asɛmmisaAhyɛnsode}}

5.

What is the genotype for a heterozygous tall plant?

TT

Tt

tt

Asemmisa {{asɛmmisaAhyɛnsode}}

7.

What % of the offspring will be tall

Asemmisa {{asɛmmisaAhyɛnsode}}

8.

What % of the offspring will be short

Asemmisa {{asɛmmisaAhyɛnsode}}

9.

What is the genotypic ratio

Asemmisa {{asɛmmisaAhyɛnsode}}

10.

What is the phenotypic ratio

Asemmisa {{asɛmmisaAhyɛnsode}}

11.

What is the genotype of a homozygous recessive plant?

TT

Tt

tt

Asemmisa {{asɛmmisaAhyɛnsode}}

13.

What % of the offspring will be tall

Asemmisa {{asɛmmisaAhyɛnsode}}

14.

What % of the offspring will be short

Asemmisa {{asɛmmisaAhyɛnsode}}

15.

What is the genotypic ratio

A. 1:2:1

B: 0:4:0

C: 0:0:4

D: 2:2

Asemmisa {{asɛmmisaAhyɛnsode}}

16.

What is the phenotypic ratio

Asemmisa {{asɛmmisaAhyɛnsode}}

17.

What is the genotype for a heterozygous black rat?

BB

Bb

bb

Asemmisa {{asɛmmisaAhyɛnsode}}

18.

What is the genotype for a white rat (white is recessive)?

BB

Bb

bb

Asemmisa {{asɛmmisaAhyɛnsode}}

19.

Draw the Punnett Square below for a heterozygous black rat (Bb) and a white rat (bb)

Asemmisa {{asɛmmisaAhyɛnsode}}

20.

What percent of the offspring will be black?

100%

75%

50%

25%

Asemmisa {{asɛmmisaAhyɛnsode}}

21.

What percent of the offspring will be white?

100%

75%

50%

25%

Asemmisa {{asɛmmisaAhyɛnsode}}

22.

What is the genotypic ratio?

1:2:1

0:2:2

4:0:0

2:2:0

Asemmisa {{asɛmmisaAhyɛnsode}}

23.

What is the phenotypic ratio?

3:1

4:0

0:4

2:2