Genetics Study Guide

Front

The "stronger" allele is called:

Back

dominant allele

Front

What do we call an organism whose genotype is the same (TT)? Options: heterozygous, homozygous, phenotype, hybrid

Back

homozygous

Front

On her farm, Ms. Grubbs crossed two corn plants that were hybrid for yellow corn. What percentage of their offspring may be white, the recessive trait?

Back

25%

Front

An allele (trait) that can be masked/covered up by another is called

Back

recessive allele

Front

When both parents have brown eyes, they

Back

will most likely have children with brown eyes

Front

A chart that helps look at the possibility that a trait will show up in offspring is called a

Back

Punnett Square

Front

An organism that has different alleles for a trait is called

Back

heterozygous

Front

What must Mrs. Jones do to ensure her roses are only white?

Back

breed white plants only with other white plants

Front

What percentage of the offspring can we expect to have yellow fur when breeding a purebred brown fur dog with a yellow fur dog?

Back

0%

Front

A dominant allele is always represented with a _____________________ letter

Back

capital