Lab: Heredity and Punnett Squares

Question 1

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

B:: Ss; C:: SS

Question 2

SS✔ Ssss

Revolt · Accepted Answer

✔ Ss

Question 3

✔ SSSsss

Revolt · Accepted Answer

✔ SS

Question 4

SS✔ Ssss

Revolt · Accepted Answer

✔ Ss

Question 5

Throughout the reflection, make sure you have a copy of the Student Guide and your data tables. Fill in the blanks to complete the statements.

Revolt · Accepted Answer

⇒ black: 123369; ⇒ chestnut: 123370

Question 6

AA✔ Aaaa

Revolt · Accepted Answer

✔ 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

⇒ 25: 123380; ⇒ 75: 123381

Question 9

Use these options to describe each genotype.

Revolt · Accepted Answer

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

Question 10

✔ homozygous dominanthomozygous recessiveheterozygous

Revolt · Accepted Answer

✔ homozygous dominant

Lab: Heredity and Punnett Squares Answers

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