Lab: Heredity and Punnett Squares

Question 1

Having straight hair (S) is dominant over having curly hair (s). A heterozygous parent with straight hair is crossed with a homozygous recessive parent with curly.What is the probability that the offspring will have curly hair?

Revolt · Accepted Answer

B: 50%

Question 2

Having straight hair coat (S) is dominant over having curly hair coat (s). A homozygous dominant parent is crossed with a heterozygous parent. The Punnett square shows the possible genotypes of the offspring.

Revolt · Accepted Answer

A: ✔ SS

Question 3

SS✔ Ssss

Revolt · Accepted Answer

B: ✔ Ss

Question 4

✔ SSSsss

Revolt · Accepted Answer

A: ✔ SS

Question 5

SS✔ Ssss

Revolt · Accepted Answer

B: ✔ Ss

Question 6

AA✔ Aaaa

Revolt · Accepted Answer

B: ✔ Aa

Question 7

⇒ black

Revolt · Accepted Answer

123379

Question 8

Having black hair coat (A) is dominant over having chestnut hair coat (a). Two heterozygous sheep are crossed.

Revolt · Accepted Answer

: 123380; : 123381

Question 9

Use these options to describe each genotype.

Revolt · Accepted Answer

Ss is an example of .: heterozygous; SS is an example of .: homozygous dominant; ss is an example of .: homozygous recessive

Question 10

Use these options to describe each genotype.

Revolt · Accepted Answer

C: ✔ heterozygous

Lab: Heredity and Punnett Squares Answers

More from this Course

TRY EDGENUITY HACKS