Heredity and Genetics Test

Front

What is Facilitated Diffusion?

Back

A type of passive transport that allows substances to cross membranes with the assistance of special proteins.

Front

What is the percentage of recessive gene offspring when crossing a heterozygous parent with a homozygous recessive parent?

Back

50%.

Front

What is the main purpose of photosynthesis?

Back

To make glucose.

Front

What is heredity?

Back

The passing of traits from parents to offspring.

Front

What are behavioral adaptations?

Back

Changes in behavior that help an organism survive in its environment, such as snakes being active in the morning and at night.

Front

What is genetics?

Back

The study of heredity and the variation of inherited characteristics.

Front

What are genes?

Back

Units of heredity that are transferred from a parent to offspring and determine some characteristic of the offspring.

Front

What is the difference between homozygous and heterozygous?

Back

Homozygous means having two identical alleles for a trait, while heterozygous means having two different alleles for a trait.

Front

What is a dominant gene?

Back

A gene that expresses its trait even when only one copy is present.

Front

What is a recessive gene?

Back

A gene that only expresses its trait when two copies are present.