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

25) a student takes four samples of a white crystalline solid and places each in a well plate. on top of each sample, she carefully places 20 drops of clear mystery liquids a, b, c and d. her results for each well are: liquid a: the solid dissolves quickly. liquid b: the solid appears unchanged. liquid c: a brownish colored liquid is produced. liquid d: fizzing occurs and the well becomes warmer. in which well does a physical change occur?

Cells tend to have a relatively small and uniform size. why aren’t cells larger?

An easy way to calculate the amount of energy available at each level is to what?