Biology Midterm 24-25

Front

What is a genotype?

Back

The genetic make up (code)

Front

What do we call two of the same genes for a trait (sometimes called purebred)?

Back

Homozygous

Front

If G = dominant green and g = recessive yellow, what is the phenotype of a fish with a Gg genotype?

Back

Green

Front

Are recessive traits shown with capital or lowercase letters?

Back

Lowercase

Front

Which phase of mitosis is characterized by the alignment of chromosomes at the cell's equator?

Back

Metaphase

Front

What is the term for different forms of a gene?

Back

Alleles

Front

What is the phenotype of an organism?

Back

The physical expression of its genotype.

Front

What is the difference between homozygous and heterozygous?

Back

Homozygous has identical alleles; heterozygous has different alleles.

Front

What is the purpose of mitosis?

Back

To produce two identical daughter cells for growth and repair.

Front

What is a dominant trait?

Back

A trait that is expressed when at least one dominant allele is present.