Amplify: Traits and Reproduction

Front

What is a feature in biology?

Back

A characteristic that all members of a species have.

Front

How do gene versions determine different traits?

Back

Each gene version provides a unique instruction to make a specific protein molecule in an organism's cells.

Front

Why does a dragonfly have blue wings if its mother has blue wings and its father has colorless wings?

Back

The dragonfly inherited one copy of the gene for wing color from its mother and one copy from its father. That gene combination instructs for proteins that connect in ways that make its wings blue.

Front

How does sexual reproduction result in variation among offspring?

Back

Each parent randomly passes on one of its two copies of each gene to its offspring.

Front

How many proteins do homozygous genes create?

Back

One protein.

Front

What is a gene?

Back

A segment of DNA that contains instructions for making a specific protein.

Front

What is the role of proteins in an organism?

Back

Proteins perform a variety of functions, including building structures, facilitating chemical reactions, and regulating processes.

Front

What is the difference between homozygous and heterozygous genes?

Back

Homozygous genes have two identical alleles, while heterozygous genes have two different alleles.

Front

What is inheritance?

Back

The process by which genetic information is passed from parents to their offspring.

Front

What is a trait?

Back

A specific characteristic of an organism, such as eye color or height.