Carbohydrates are the primary source of energy for the human body.
for energy production. if
if your body lacks enzymes that break down carbohydrates, it would be unable to get
you lacked the enzyme to digest proteins, you may not absorb enough
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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.