C. Calculating If a machine has an input force of 40 N and an output force of 80 N, what is
its mechanical advantage?

In sexual reproducing animals once fertilization of the egg takes place, the exists as a single cell until cell division begins. a) egg b) larva c) sperm d) zygote

Factors that can increase mutation rates a. high temps b. low temps c. food additives d. uv rays

9. the history of life on earth is recorded in