(Q).
Q: What is the stage between a zygote and polyp? Choices: - pupa - egg - worm - larva A:
(A).
larva

(Q).
Q: Sickle-cell disease significantly impairs the function of what? Choices: - limbic system - nervous system - metabolism system - circulatory system A:
(A).
circulatory system

(Q).
Q: What type of energy is required in all chemical reactions? Choices: - conduction - function - solar - activation A:
(A).
activation