Genetics

Which of the following are heterozygous Genotypes?

• TT

• Tt

• CC

• Cc

• Gg

Which of the following is homozygous recessive

• Rr

• RR

• rr

• all of them

Two organisms that are closely related would have

• very similar DNA sequence
• exactly the same DNA sequences
• no proteins in common
• completely different DNA sequence

Having two different genes for a trait is called

• homozygous

• heterozygous

• protein

• genotype

If something is homozygous, it can also be called____

• phenotype

• genotype

• hybrid

• purebred

Which of the following is a phenotype

• bb

• Bb

• BB

• blue eyes

Aa, DD, Bb, yy are all examples of _______

• genotypes

• phenotypes

A single cross such as flower color, is called

• monohybrid

• crossing over

• dihybrid

• homozygous

This is an example of

• Complete dominance
• Mendelian Genetics
• Codominance
• Incomplete Dominance

Which term describes the different forms of a gene

• Chromosome

• Allele

• DNA

• Punnett Squares