Should I put stickers or paint the ears?​

Which example is a indication of stress a. becoming more alert b. narrowing air passages c. slowing down if the heartbeat d. decreasing blood sugar with adrenaline

Which of the following is a way to prevent poisoning? a. avoid the overuse of bleach and disinfectant. b. keep carbon monoxide detectors away from the kitchen. c. follow medicine prescriptions properly. d.

True or false a fertilized cell divides many times to form an embryo