All of the following are functions of human skin, except a. absorbing mineral reserves, water, and waste. b. releasing excess heat to regulate body temperature. c. protecting the skin from pathogens. d. gathering information about the environment.

which is an effect of short-term environmental changes? a) adaptation b) speciation c) extinction d) death (5 points)

Three applications for admission to a local university are checked, and it is determined whether each applicant is male or female. the number of sample points in this experiment is

Peat deposits are found in waterlogged places where dead plant material piles up. when peat is buried, it undergoes compaction. it is subjected to heat and pressure for a long time, and a lot of water is squeezed out during this process. nearly ten vertical feet of original peat material becomes one vertical foot of coal. which of these remains unchanged in the system during the conversion of peat to coal? a) area b) density c) mass d) volume