15.Which is the main purpose of the digestive system? A. to add oxygen to food particles
B. to fill the stomach with food particles
C. to turn food into nutrients the body needs
D. to transfer food from one organ to another organ

Which of these is a sexual stereotype? a) on average, males are taller than females. b) people over the age of 60 are not interested in sex. c) male hormone levels differ from those of females. d) there are more male representatives than female representatives in congress.

Oprincipal hormônio sexual masculino é a testosterona, que é produzida pelas células do testículo chamadas de células de leydig. o responsável por estimular a produção da testosterona é: escolha uma: a. o hormônio luteinizante. b. a progesterona. c. o hormônio folículo-estimulante. d. a androstenediona. e. o estrógeno.

After sustaining a muscular injury it is important to remember r-i-c-e which stands for