Which organisms convert nitrogen into a form that ia usable by humans

a. plants

b. bacteria

c. omnivores

d. algae

The outer protein coat of a virus is called a

What information about the structure of DNA was obtained from X-ray crystallographic data?

What system provides structure and movement

Why have cephalopods lost or internalized their shells?

A surgical client is receiving a neuromuscular junction (nmj) blocker. the nurse knows that the client cannot move because the client's acetylcholine receptor sites have been stimulated and the drug is remaining in the receptor sites, preventing

What could a dog living now and a car living thousnads if years ago have in common

The process of transducing air pressure waves into neural messages that the brain interprets as meaningful sound is known as

Why does photosynthesis require water? a. because water provides oxygen atoms. b. because water provides electrons. c. because water accepts electrons. d. because water acts as a catalyst.

An education guess or rational explanation about a specific phenomenon

What are the technical name for red blood cells white blood cells and platelets?