AnswersSTPSB_Biology CR 2627 MitchellLab: Building Proteins from RNA

Probability of Inheritance Answers

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1
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There are two different alleles for flower color, P and p. The image shows a white sweet pea with a genotypeo of pp.What can you surmise from the labeled image?

Question illustration
A
The genotype is heterozygous.
B
White petal color is a recessive trait.
C
White petal color is a dominant trait.
D
The phenotype is heterozygous.
2
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Which term describes an organism that has identical alleles for a trait?

A
homozygous
B
heterozygous
C
dominant
D
recessive
3

The Punnett square predicts the ratio of genotypes in the offspring, based on the genotypes of the parents. In this cross, tallness (H) is dominant to shortness (h).Based on the Punnett square, what is the phenotype of the offspring?

Question illustration
A
Hh
B
HH
C
tall
D
short
4

Which describes the notation Tt for the trait of plant height?

A
homozygous genotype
B
heterozygous genotype
C
homozygous phenotype
D
heterozygous phenotype
5

What is one of the reasons why Gregor Mendel chose to study pea plants?

A
They exhibit only a single trait.
B
They produce flowers.
C
They grow very slowly.
D
They reproduce sexually.

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