One of the following is not a characteristic of all chordates:

(A) backbone

(B) bilateral symmetry

(C) dorsal nerve cord

(D) notochord

How does a mutation affect a gene? A. A mutation changes the sequence of DNA bases in a gene. B. A mutation creates the sequence of traits in a gene. C. A mutation creates the sequence of RNA bases in a gene. D.

Which type of landform forms at the plate boundary as a result of divergent stress

The greatest degree of genetic variation would be found in offspring that result from

In which situation can a mixture always be called a solution? when one of its components is a gas when there is no solvent in the mixture when its components are made up of different types of particles when the mixture is homogeneous

Definition of phenotype

Which are true statements about anaerobic respiration?

What is the distance between the crest of successive waves?

When do solar eclipses occur?

What occurs when carbon is returned to the atmosphere from the burning of what

1. what moon phase occurs when the moon is between the sun and earth? 2. what moon phase occurs when the earth is between the sun and moon