Traits that are considered helpful for an organisms to survive in its environment are:

Black labs (dominant fur color) can still have yellow puppies (recessive fur color) under what conditions?

How many alleles does an organism inherit from each parent?

The ability to survive in the environment and reproduce and pass genetic material to the next generation.

Improvement of a trait or function through natural selection.

An organisms traits are caused by its genotype. The effect is the organisms:

A process by which organisms with favorable traits produce more successful offspring than organisms with less favorable traits, causing the favorable traits to become more common in the population.

When a dominant allele cannot be completely expressed in a phenotype this type of inheritance is called:

Why are siblings similar but not exactly the same?

Humans selecting traits that are considered to be favorable in plants and animals is called:

The study of the passing of traits from parent to offspring.

Organisms inherit two possibilities for each trait, one from each parent. This combination of genes is its: