2. Earth receives energy from the sun. Which of the following forms of electromagnetic radiation is the
main form in which electromagnetic radiation from the sun reaches Earth's surface?
F. visible light
G. radio waves
H. gamma rays
ultraviolet light

In a cross between individuals of a species of tropical fish, all of the male offspring have long tail fins, and none of the females possess the trait. mating two of the f1 fish fails to produce females with the trait. explain the inheritance pattern of the trait.

How does secondary succession differ from primary succession?

Consider the following reaction: 2h2 + o2 —> 2h2o a) what are the reactants in this reaction? b) what are the products in this reaction? c) how many molecules of oxygen are used in this reaction?