List four factors that, in general, affect the amount of nutrients a person needs in order to maintain homeostasis.

How can you approximate the number of calories required to keep you in energy balance?

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.)chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.

How do all types of diffusion/passive transport actually ‘work’ without using even the smallest amount of cellular energy?