Prove: let a, b be contained in real numbers (r) and let f: a in r and g: b be in r be functions such that f is continuous at x0 in the set a and g is continuous at f(x0). the g(f) is continuous at x0.

Aflower has 26 chromosomes. to create a new flower, how many chromosomes would a sperm cell have? what is this process called? part 2: within a flower cell that has 26 chromosomes, how many chromosomes would a cell that is created within the stem of a flower as it grows, have? what is this process called?