Chapter 5: 5.2 Genotype and Phenotype

Question 1

Different versions of the same gene are called…

Answer 1

Alleles

Question 2

State:

Relationship between alleles and genotype

Answer 2

An individual’s complete set of alleles makes up their genotype

Question 3

State:

Relationship between alleles and phenotype

Answer 3

The products of what’s encoded by all the alleles of a genotype make up the individual’s phenotype

Question 4

True or False:

Several alleles can interact with one another

Answer 4

True, they may interact with one another in different ways to give a specific phenotype

Question 5

Different alleles arise through ———

Answer 5

Mutations:
* Errors in replication
* Environmental factors
* Chemicals

Question 6

Define:

Genotype

Answer 6

What is in your genetic code (alleles of a gene)

Question 7

Define:

Phenotype

Answer 7

The observable physical trait that you have as a result of those alleles

Question 8

Genotype is the —— combinations that you have

Answer 8

Allele

Question 9

State:

The term for:
1. Two of the same alleles
2. Two different alleles

Answer 9

1. Homozygous
2. Heterozygous

Question 10

Phenotype are the ——– —— that results due to the —— combination that you have

Answer 10

1. Physical traits
2. Allele

Question 11

If homozygous AA and heterozygous Aa look identical, which one is dominant?

Answer 11

A is dominant, a is recessive