Matthew has been observing 10 bacteria in a petri dish for his science class. if the bacteria population doubles every 12 hours, how many bacteria will be in the dish after 2 full days?
a. 20 bacteria
b. 40 bacteria
c. 80 bacteria
d. 160 bacteria

Because of its structure the cell membrane is known as a phospholipid ? a. bilayer b. molecule c. fluid d. barrier

This class has taught you that the use of science and medicine in practical ways has become an international endeavor. one of the greatest examples of an international science accomplishment is which allows the profiling of human dna, useful not only to science but also medicine. a) forensic science b) the fbi c) the human genome project d) bioterrorism

Why did mendel use pea plants in his experiments? a. they have no alleles. b. they are haploid organisms. c. they reproduce quickly. d. they are all male.