Inheritance and Punnett Squares

How many pairs of chromosomes do humans typically have in most cells of their body?

• 22

• 23

• 44

• 46

What term describes the observable physical or biochemical characteristics of an individual, resulting from the interaction of its genotype with the environment?

• Genotype

• Allele

• Phenotype

• Chromosome

For a trait to be considered dominantly inherited, how many copies of the gene are needed for the trait to manifest?

• Only one copy

• Two copies

• Three copies

• No copies

If a gene for a Widow's Peak (W) is dominant and a straight hairline (w) is recessive, and an individual has the genotype 'Ww', what will be their phenotype?

• Straight hairline

• Widow's peak

• Both straight and Widow's peak

• Neither straight nor Widow's peak

If your genotype is Ww, you would accurately be described as being ______________ for that trait.

• Homozygous dominant

• Homozygous recessive

• Heterozygous