Abag contains purple marbles and white marbles, 82 in total. the number of purple
marbles is 2 more than 4 times the number of white marbles. how many purple
marbles are there?

Which conditions need to be in balance for cells to function? check all that apply. blood sugar food intake body water body temperature body mass

Construct an explanation about the function of mitosis for multicellular organisms

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.