Which cell structure serves the stated function in both eukaryotic and prokaryotic cells?

Imagine that a mouse has white fur because of a mutation in its dna. which of the following conclusions can be drawn

Round peas are dominant to wrinkled. what would you cross a round pea with to determine if it were heterozygous or homozygous dominant? why? ?

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.