What is the main function of the Krebs cycle ? A. To produce carbon dioxide for use in the thylakoid B. To provide molecules for the electron transport chain C. To produce large numbers of ATP molecules D. To break glucose down into two pyruvate molecules

6. in the dna double helix, how are the two strands of dna held together? a. chemical bonds between base pairs hold the two strands of dna together. b. hydrogen bonds between the base pairs hold the two strands of dna together. c. hydrogen bonds between sugar groups and phosphate groups hold the two strands of dna together. d. chemical bonds between sugar groups and phosphate groups hold the two strands of dna together.

Lactic acid and energy are produced in muscle cells during choose 1 aerobic respiration cellular respiration anaerobic respiration cellular division

What is the approximate time of death of the body temperature is 29.4 degrees celsius