Consider the illustration placed in the transcription box above. Identify and label on the illustration if any of the following are present: DNA, mRNA, rRNA, tRNA, and/or amino acid.

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 does the nervous system affect the excretory system?

What is the difference between a scientific hypotheses and a scientific theory?