Genetics

Front

What does 'T' and 't' represent in genetics?

Back

T = tall, t = short

Front

What is the genotype for a yellow plant?

Back

gg

Front

What does genotype refer to?

Back

The possible combination of alleles in a gene.

Front

If two brown-eyed parents (Bb) have a baby, what is the chance the baby is blue-eyed?

Back

25%.

Front

What is the phenotype of an organism?

Back

The physical expression of the genes.

Front

What is a Punnett square used for?

Back

To predict the genotypes of offspring from parental crosses.

Front

What does 'G' and 'g' represent in genetics?

Back

G = green, g = yellow.

Front

What is the difference between dominant and recessive alleles?

Back

Dominant alleles mask the effect of recessive alleles in heterozygous conditions.

Front

What is homozygous?

Back

An organism with two identical alleles for a trait.

Front

What is heterozygous?

Back

An organism with two different alleles for a trait.