Blood clotting is due to the formation of the insoluble protein known as

a. prothrombin.

b. fibrinogen.

c. fibrin.

Takes blood away from the heart a. artery b. capillary c. vein

What is the suggest animal alive

Studies have indicated that toxic chemicals in the tap water of thirty-one out of thirty-five California cities tested are at least a0 times over the State of California's proposed safe level.

He thinks he is good looking and smart and that any girl would be lucky to have him choose her to be his girlfriend. He knows that all girls are attracted to him. Brandon's example illustrates:

How does the development of a bird compare with the development of a tree

True or false growth of an organism does not necessarily mean an increase in size.

Which words means to be actively opposed to society

What is technology? A. A method for doing scientific research B. Science applied to practical problems C. A system of government D. The use of science to answer ethical questions

If there is a mutation, and the wrong amino acid is put into sequence, what is the result?

What is tolerance (explanation)