Probability of Inheritance

Question 1

Use the Punnett square to determine the ratio of offspring with the described trait to the total number of offspring:Brown body and red eyes :Brown body and brown eyes :Black body and red eyes :Black body and brown eyes :

Revolt · Accepted Answer

9

Question 2

Studying one trait at a time ensures that multiple ⇒ variables are not changing simultaneously.

Revolt · Accepted Answer

variables

Question 3

Short pea plants exist in the P1 and F2 generations. What happens to the phenotype in the F1 generation?

Revolt · Accepted Answer

The allele for short pea plants is masked during the F1 generation, but it is still present in the genotype.

Question 4

Use the Punnett square to predict the genotype of the offspring.1X yy✔ YyYY

Revolt · Accepted Answer

✔ Yy; Yy; yy

Question 5

2✔ yyYyX YY

Revolt · Accepted Answer

✔ yy

Question 6

3yy✔ YyYY

Revolt · Accepted Answer

✔ Yy

Question 7

4✔ yyYyX YY

Revolt · Accepted Answer

✔ yy

Question 8

Question 9

Revolt · Accepted Answer

yellow

Question 9

Use the Punnett square to predict the phenotype of the offspring.1 ✔ yellowgreen

Revolt · Accepted Answer

✔ yellow; yellow; green

Question 10

2 X yellow✔ green

Revolt · Accepted Answer

✔ green

Probability of Inheritance Answers

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