One hypothesis that proposes to explain senescence notes that cells that divide throughout the life course have shortened dna sequences at the end of the chromosomes. this is referred to as the hypothesis. hadromere carsonomere telomere intron none of these

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.

This is collection of data made by comparing objects in standard units. in science, the units are metric.

During the process of blank and molecules such as a glucose must use a protein channel to cross through a cell membrane