What is true of the genetic makeup of all body cells in the human body except for sex cells?

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

Environmental impacts on evolution : mastery test

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.