How is the flow of energy changed if an
organism is removed
from a food chain or
energy pyramid?

Heat is the amount of heat required to change the temperature of 1 gram of a substance by 1°c, and it is related to the chemical composition of the substance.

What adaptation is apparent in the bodies of the three tortoise species shown in figure 16-2

Which term best describes a community in which people work mostly in factories? a.agricultural. b.hunting and gathering. c.domesticated. industrial.