Do plants perform both photosynthesis and cellular respiration?

Which set of characteristics best describes igneous rock? a) largest type of rock, made of organic matter, hardest type of rock b) least abundant type of rock, made of other rocks, made mostly of minerals c) found on all continents, contains wavy bands of stripes, contains fossils d) most abundant type in earth's crust, made of magma/lava, contains no fossils

All cells are made of four types of acids, lipids, proteins, and carbohydrates.

Which factor is likely to impact the possible number of compounds ?