Blood cells are concavecompoundthread-like in shape because they lack a nucleus.

Can somebody tell me Can two organism be in the same order but be in different families? can they be in different phylums

During witch part of the cell cycle is the duplicated genetic material within the nucleus of a parent cell separated to create two daughter cells

Paul likes to explore nearby streams during the summer. However, one winter there is a lot of rain near the stream. How might the stream change before the next summer?

Antibodies are chemicals that are a) Non-specific b) Produced by the body in response to antigen c) Synthesized from glycogen d) Transported by red blood cells

What valve is located between the left atrium and left ventricle?

Which part of the brain consists of two hemispheres? what are some of the functions is controls?

Which best describes nitrogen fixiation A. Nitrogen fixiation is the process of creating free nitrogen for plants to absorb. B. Nitrogen fixiation is the breakdown of nitrogen in the soil. C.

How does an animal's behavior Aid survival and reproduction

The elevation of the metabolic rate that occurs after ingestion of a meal is

For a human baby to be born a boy he must receive what?