Which of the following describes research that would be considered basic
science?
o
a. a dairy farmer is designing a new machine for milking cows,
o
b. doctors in a hospital are developing a new surgical technique,
o
c. park rangers are trying to find out why a group of elm trees died.
d. a professor at a university is observing the mating behavior of
freshwater fish,

Imagine that a mouse has white fur because of a mutation in its dna. which of the following conclusions can be drawn

(99 points) be serious! how do farts work? how do you fart without it stinking? serious answers only

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.