Species i is diploid (2n=8 with chromosomes aabbccdd; related species ii is diploid (2n=8 with chromosomes mmnnoopp. what types of chromosomes mutations do individual organisms with the following sets of chromosomes have?

People who exercise for an hour may have lower cholesterol levels. is that a statement? a law? or a hypothesis?

Which of the following are false concerning microbes? a. microbes generate oxygen through photosynthesis. b. the primary role of microbes on the planet involves causing disease in animals and humans. c. microbes produce vitamins in the intestines. d. microbes play a role in breaking down waste and decomposing dead organisms.

Which of the following is true of microbes? a. ninety-nine percent of all microbes are pathogenic. b. gene expression in bacteria is very similar to gene expression in humans, which facilitates the use of bacteria in recombinant biotechnology and gene therapy. c. all bacterial enzymes are harmful to humans and the environment. d. microbes create pollutants and toxins that harm the environment.