I need help with all 10

What can be said about farmers in highly developed countries? a) they have little or no negative impact on the environment. b) they practice subsistence agriculture. c) they are able to incorporate polyculture into their farming practices. d) they utilize organic farming techniques on a regular basis. e) they rely on large amounts of energy from fossil fuels.

How are mutations continually being generated in a population (what are some of the causes of mutatuions? ) explain

What is the approximate time of death of the body temperature is 29.4 degrees celsius