According to the article, what led the researchers
to conclude that high-fat, high-sugar foods are
as addictive as drugs?
A the fact that many poor people are
becoming obese.
B the ease of availability of such foods and the
pleasure it gives.
C the activated neuron activity in the brain of
rats after consuming cookies.
D the association that rats formed between
things they liked and the places they
received them

Dr. kaylan is an ecologist who studies bird behavior. she sets up an experiment to test which type of food crows are most likely to eat when given a choice between walnuts, corn, and sunflower seeds. to perform her experiment, dr. kaylan places three food bins in an area frequented by cows. each bin contains one of the three food types. then, she measures how much of each food type is eaten every day for a month and summarizes the results of her experiment in the pie chart below. based on her results, dr. kaylan concludes that crows choose to eat corn more frequently than other food sources because it has a higher nutritional value. what is a reasonable alternate conclusion that can be drawn from dr. kaylan's data

What is the problem in this article? what solution does the article propose?

What is the membrane that sheath of schwann cell containing cytoplasm and nucleus that encloses myelin