An igneous rock that is made of really small mineral crystals.

a.) cools rapidly
b.) crystallizes slowly
c.) undergoes extreme changes in pressure
d.) undergoes extreme changes in temperature

science: rocks

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photosynthesis makes the glucose that is used in cellular respiration to make atp. the glucose is then turned back into carbon dioxide, which is used in photosynthesis. while water is broken down to form oxygen during photosynthesis, in cellular respiration oxygen is combined with hydrogen to form water.

a) carbon, hydrogen

b) carbon, hydrogen, oxygen, nitrogen

c) carbon, hydrogen, oxygen, nitrogen, phosphorus

d) sugar

e) amino acid

f) nucleotide