What did darwin mean when he stated "descent with modification"? darwin was referring to change in species over time. darwin was referring to how offspring resembled the parents. darwin was referring to the process of natural selection?

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.

Moving down the ramp from 6 meters to

Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic