Terry wishes he could magnify the cells even more so he could see more details. He suggests, “If we had an electron microscope, we could see all of the cells inside these cells, and even the cells inside those smaller cells!” James disagrees with Terry's thinking. What is wrong with Terry’s suggestion?

Darrel conducted an experiment with the following procedure: fill two cups with ice water. place an uninflated balloon snuggly onto your left index finger. blow a little air into an identical balloon, and place it onto your right index finger. place both fingers into the cups of ice water. darrel noticed that his right finger felt warmer in the ice water than did his left finger. which of the following does the experiment show? a. air is a good radiator of heat. b. air is a good insulator of heat. c. air is a good conductor of heat. d. air is a good convector of heat.

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?

The first amino acid of a new polypeptide chain is