How Traits Change

These molecules are required for the structures and functions of the body and express traits.

An organism's genetic material

A segment of DNA in the chromosome that provides directions for a cell to assemble proteins that express traits.

Characteristics passed on from one generation to the next.

Permanent changes in the sequence of DNA which can change an organism's traits.

Beneficial, harmful or neutral mutation (see image)

Beneficial, harmful or neutral mutation (see image)

In the image the parts labeled "intron" and "exon" represent what?

Which letter in the image represents a chromosome?

Predict the effect of a mutation which limits the production of pigment in hair.