Which of these options correctly identifies the aerobic and anaerobic phases of cellular respiration? (that is, which phases require oxygen to proceed or not) a.
Anaerobic: glycolysis and electron transport chain

Aerobic: Krebs cycle

b.
Anaerobic: glycolysis

Aerobic: Krebs cycle and fermentation

c.
Anaerobic: glycolysis

Aerobic: Krebs cycle and electron transport chain

d.
Anaerobic: glycolysis and Krebs cycle

Aerobic: electron transport chain

regulation of gene expression. gene expression can be regulated by various cellular processes with the aim to control the amount and nature of the expressed genes. these regulatory proteins bind to dna and send signals that indirectly control the rate of gene expression

explanation:

your answer is "the 1950's"

supercell thunderstorms are perhaps the most violent of all thunderstorm types, and are capable of producing damaging winds, large hail, and weak-to-violent tornadoes