Asequence of nucleotides found in the dna of this chromosome codes for a specific protein or trait. this segment of dna is known as a(n) a) allele. b) codon. c) gene. d) nucleotide.

Melting glaciers is a serious threat to the environment what is the possible consequence of melting glaciers on polar bears?

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.

What is the name of the type of cell division that occurs in the prokaryotic cell cycle