Which of the following is not needed to maintain homeostasis living space
stable internal conditions
other organisms to prey on
water

Asquare kilometer of forest has 200 deer. what is the term that is used to describe this number?

In the respiration-photosynthesis cycle shown above, what are the products of cellular respiration that belong in box 2?

Suppose you use three different scale to weigh a bag of organges. one scale says the nag weighs 2.1 lb, and third says it weighs 2.1 lb. the actual weight of the bag of organges is 2.153 lb. which of the following best decribes these results?