My peni is 3 inches at 12 erect how big will it be full grown also I workout to pump testosterone and yes I've hit puberty so I can gain muscle

Hand washing is an important behavior that can cut down your chances of becoming sick with a communicable disease. select the best answer from the choices provided. t f

During the first month of development, how many layers of cells make up the embryo? a. 1 b. 2 c. 3 d. 4

In general, why does a tall person have a higher basal metabolic rate than a shorter person of the same weight? a. shorter people have more skin surface area and lose heat more rapidly than a taller person. b. tall people are more active than shorter people. c. taller people have more skin surface area and lose heat more rapidly than a shorter person. d. taller people eat more protein, which takes more energy to digest. e. shorter people eat less than tall people.