Which ecosystem contains 32% of the world's producers?

a.
terrestrial ecosystem
b.
freshwater ecosystem
c.
aquatic ecosystem
d.
marine ecosystem

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.

One of the purposes of transcription is to produce a sequence of bases that

Drag the tiles to the correct boxes to complete the pairs. match each cell organelle with its description.