Genetics Review

Front

What is the term for the physical appearance of an organism?

Back

Phenotype

Front

What is the genotype of a red-flowering plant in a species where red (R) is dominant over white (r)?

Back

RR or Rr

Front

Who is known as the father of genetics for studying pea plants?

Back

Gregor Mendel

Front

What is the term for an organism with two identical alleles for a trait?

Back

Homozygous

Front

What is the term for an organism with two different alleles for a trait?

Back

Heterozygous

Front

Which allele combination represents a homozygous recessive genotype?

Back

tt

Front

In genetics, what does the term 'allele' refer to?

Back

Different forms of a gene that can exist at a specific locus.

Front

What is the expected phenotypic ratio in a monohybrid cross of two heterozygous parents (Rr x Rr)?

Back

3:1

Front

What is the purpose of a Punnett square in genetics?

Back

To predict the genotypes and phenotypes of offspring from genetic crosses.

Front

What is the term for the genetic makeup of an organism?

Back

Genotype