Why does your heart rate increase when you exercise

When participating in a weight training program, which of the following is most likely to occur? a. your overall weight will not changeb. you will gain musclec.you will lose fatd. all of the above

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.

Which of the following is true of vegans?