External cell membranes function to

a. Create a surface for chemical reactions

b. Produce ATP

c. Join cells together

d. Protect the cells internal environment

Why do individuals who suffer from brainstem injuries have difficulty with their autonomic functions?

A theory is accepted by scientists when A. it becomes a law B. it can be shown with a model C. it describes how nature works D. it is supported by adequate data

Which of the following does not contain a coinage metal? A. Silver and Gold B. Zinc and Gold C. Copper and Silver D. Copper and Gold

Part c addition of a nucleotide into a dna strand is an endergonic reaction. what provides the energy to drive the reaction

Which of the following is not true of theories and laws A. a law has no exceptions B. a hypothesis might eventually lead to a theory C. all theories will eventually become laws D. a theory might be proven wrong

A desert would be an example of what type of climate? dry climate mild climate continental climate mountain area tropical climate

In the "analyzing the problem" step in the problem solving process, one should evaluate the causes, effects, and symptoms of the problem.

Why is bacteria alive?

Why don't scientists keep/collect everything they find?

If an organism with 52 chromosomes has a pair of sex determining chromosomes. How many autosome pairs would it have?