In a genetics experiment, you observe certain physical characteristics or traits in the offspring. What are these traits that result from the expression of genes called?

In genetics, what type of traits are expressed when only one copy of the gene is needed in a pea plant?

In genetics, what type of traits are expressed only when two copies of the gene are present in an organism?

In genetics, what is the term for an organism that has two identical alleles for a particular gene, such as having two copies of the gene that codes for blue eyes?

In genetics, what is the term for a person having two different versions of a gene?

In genetics, what is the term for a plant that has two different alleles for a particular gene, such as having one allele for red flowers and another for white flowers?

To develop after birth usually as a result of environmental forces. For example...dyed hair

A gene that always overpowers a recessive gene. Ex: Brown Eyes

A characteristic that is passed from parents to offspring such as hair color, eye color, freckles, dimples.

A gene that does not show itself unless it is paired with a like gene. Ex: Red hair and blue eyes

The structure inside cells that contain genes

Humans have this many pairs of chromosomes.

Which of the following is homozygous dominant?

Which of the following is homozygous recessive?

When two phenotypic traits are expressed at the same time, this is called what?

Brown hair is an example of which of the following

Which of the following is an example of a homozygous genotype?

Which of the following is the correct definition for a genotype?