What kind of air masses form over land?
a) maritime air mass
b)polar air mass
c)continetal air mass
d)tropical air mass

Where can dna be found in a prokaryotic cell

What processes take place before the mature mrna exits the nucleus?

This is a typical grassland food web. it is also a small picture of an important cycle on earth: the carbon cycle. describe how the carbon gets into this food web. a) bacteria and fungi, the decomposers, recycle carbon from dead organisms. b) carbon is found in the grass and is passed from one level to the next in this food web. eliminate c) all living things give off carbon dioxide as a by-product of respiration and it is released into the atmosphere. d) plants use carbon dioxide as a reactant in photosynthesis, to make usable chemical energy in the form of a sugar.