What does the law of conservation of energy state?
energy can be created from nothing.
energy cannot be destroyed.
energy cannot change forms.
the total amount of energy in a system changes continuously.

Which of the following is a way that minerals are used? a. industry construction technology d. all of the above

Which of the following is caused by reproductive isolation within a species? a. a decrease in gene flow b. an increase in genetic flow c. a decrease in genetic drift d. an increase in gene flow

Kudzu vines grow by climbing and wrapping around trees. trees covered by kudzu can die because they are starved of sunlight. what type of relationship exists between the trees and the kudzu growing on them?