Question 39 (1 point) Experiments with cattle have demonstrated that
a) they remember how humans have treated them
b) they can identify and remember individual human handlers
c) gentle treatment by humans makes them less fearful of humans
d) all choices are correct

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.

Which particle controls what element an atom is?

True or false multiple lane changes must be done individually going through the same procedures for each lane change