What is cope's rule, and what is a potentially valid explanation for cope's rule as an driven evolutionary trend, at least for any animal species that swims, crawls, or walks? why should this explanation not apply in the case of foraminifera?

What does all of the organ system in a human form

An easy way to calculate the amount of energy available at each level is to what?

How have high taxes on tobacco products impacted the number of people who use them? a. the number of tobacco users has increased. b. the number of tobacco users has decreased. c. the number of tobacco users has not changed. d. the number of adolescent tobacco users decreased, while the number of adult users increased