Which of the following is true about the products formed during photosynthesis
They have the same mass as the mass of reacants
They are the same set of compounds as the reactants,
They have more mass than the mass of reactants
They are chemically the same as the reactants

Which conditions are necessary for natural selection to occur? select all of the answers that apply. a. inheritable adaptations vary among individuals. b. the population size is increasing. c. more individuals are born than can survive. d. fitness varies among individuals. e. the environment changes suddenly and drastically.

Ialready know the answers to these questions and they are on the attachment. but i just need to know why that answer is the correct one. plz asap! this is for a report that i need to email by 10!

Which of these is a provisioning service people get from the ocean