Check the statements about light-independent reactions in photosynthesis that are true. light-independent reactions requires carbon dioxide (co2). light-independent reactions occur in the thylakoid membrane. light-independent reactions involve the splitting of water molecules. light-independent reactions produce carbohydrates.

20 the main source of energy for our planet comes from the

Describe a desert community where there are fewer producers than consumers.

Which series lists the correct order of steps of binary fission from first to last? sex pilus connects two cells ® plasmid dna is transferred ® complementary dna strands are created ® cells separate live cells bind to degraded cells ® dna is transported across the membrane ® dna is incorporated into recipient's dna virus infects bacterial cell, new viruses are made ® dna is assembled in new virus ® new virus infects another bacterial cell and transfers dna dna is copied ® dna molecules attach to cell membrane ® cell membrane elongates and pinches off ® two identical cells are produced