The strand of the opened DNA is easily replicated, but the strand must be replicated in pieces because of it's orientation. a. lagging; leading
b. leading; lagging
c. bottom; top
d. top; bottom

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.

Guard cells control which event? the growth of plants capture of solar energy gas exchange in leaves water absorption in roots

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes