Crossing over is the swapping of genetic material that occurs in the germ line. During the formation of egg and sperm cells, also known as meiosis, paired chromosomes from each parent align so that similar DNA sequences from the paired chromosomes cross over one another.

Explanation:

8 0

3 years ago

Read 2 more answers

What are four roles that proteins play in living things?

Ganezh [65]

Answer:

Proteins are macromolecules that play many critical roles in the body. They do most of the work in cells and are required for the structure, function, and regulation of the body's tissues and organs

6 0

3 years ago

Is marijuana intoxicated driving more dangerous that alcoholic intoxicated driving?

mash [69]

Falseeeeeeeeeeeeeeeeeeeeeeeeee

4 0

3 years ago

_______ are made from chains of amino acids. They are the building blocks of tissues, such as skin and muscles. A. Metals B. Car

solmaris [256]

The answer is C. Proteins.

3 0

3 years ago