Mendel, Genetics, Punnett Squares

Front

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

Back

Phenotype

Front

What does a homozygous dominant allele look like?

Back

AA

Front

What type of plants did Gregor Mendel experiment with?

Back

Pea Plants

Front

What is the purpose of a Punnett Square?

Back

To find out the probability of a gene being observed in offspring.

Front

What does 'aa' always show up as?

Back

Recessive

Front

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

Back

Genotype

Front

What is the difference between homozygous and heterozygous?

Back

Homozygous means having two identical alleles for a trait, while heterozygous means having two different alleles.

Front

What is a dominant allele?

Back

An allele that expresses its trait even in the presence of a recessive allele.

Front

What is a recessive allele?

Back

An allele that only expresses its trait when two copies are present.

Front

What is the expected phenotypic ratio in a monohybrid cross?

Back

3:1