The mass of four stars relative to the sun is shown in the table below. mass of stars star mass (relative to the sun) l 10x m 2.5x n 0.5x o 15x which star most likely has a negative value of absolute brightness? l m n o

Which of the following occurs most often in a population when genetic variation and overproduction are present? some organisms have a lower reproductive success than others. some organisms have a higher reproductive success than others. some organisms have no reproductive success. some organisms do not have genetic variation.

What are the student's observations and inferences before he starts his investigation?

In trying to determine whether dna or protein is the genetic material, hershey and chase made use of which of the following facts? a) dna contains sulfur, whereas protein does not. b) dna contains phosphorus, whereas protein does not. c) dna contains nitrogen, whereas protein does not. d) dna contains purines, whereas protein includes pyrimidines.