Quiz for:
Essential Genetics Explained

Question 1

How can one distinguish between genotype and phenotype?

Question 2

What does a gene encode for?

Question 3

Why are alleles important in genetics?

Question 4

What would be the phenotype color of a heterozygous mouse with one allele for purple fur (dominant) and one for green fur (recessive)?

Question 5

How many alleles of each gene does everyone have?

Question 6

What difference exists between heterozygous and homozygous individuals?

Question 7

What does the phenotype of an individual represent?

Question 8

What does it mean for an individual to be homozygous for a gene?

Question 9

What are alleles?

Question 10

What results from the genotype of an individual?

Question 11

What is the relationship between a recessive allele and its expression in a heterozygous individual?

Question 12

Which genotype could result in a purple phenotype for fur color in mice?

Question 13

How does a dominant allele affect a heterozygous genotype?

Question 14

What does being 'heterozygous' imply about an individual’s alleles?

Question 15

What scenario exemplifies a recessive trait occurrence?