PLZ HELP! WILL MARK YOU BRAINLIEST! Which of the following are associated with the integumentary system?
a. helps support the body
b. encloses internal body structures
c. site of many sensory receptors
d. melanin production

Which process is involved in growing crops? irrigation transportation recreation condensation

Up to what percentage of the world's flora consisted of cycads during the triassic period? 100% 75% 50% 20%

The many stone tools, fragmentary animal bones, and teeth found at gran dolina, spain, indicate that hominids there? a. processed and consumed animals and other hominids. b. did not differ appreciably from earlier asian homo erectus. c. were similar to later homo sapiens. d. none of the above