Biology, 23.10.2019 07:00 nihadsalim10
What happens to e. coli when lactose is not present?
a. the enzymes needed to break down lactose are continually produced.
b. the genes that produce the enzymes needed to break down lactose are not expressed.
c. e. coli is not able to survive without lactose.
d. the genes required to produce the enzymes that break down lactose are destroyed.
Answers: 2
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Which of the following best describes the expensive tissue hypothesis? brains require more energy, so the gut had to be reduced, and larger brains and tool use led to higher quality diets. increasing body size means that homo neanderthalensis had to include more fat in its diet. brains require more energy, so the gut had to be reduced as brains got bigger. brains require more fat, so the gastrointestinal viscera (gut) had to expand, and hands were needed to acquire more food.
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Biology, 22.06.2019 23:00
Atype of organism that no longer exist on earth is said to be
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What happens to e. coli when lactose is not present?
a. the enzymes needed to break down lac...
a. the enzymes needed to break down lac...
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