Biology unit test 4 9th grade

1. how did the Miller-Urey experiment impact the way scientists think about the origins of life?

Viruses A. are nonliving particles. B. are able to crystallize. C. reproduce on their own and sometimes within hosts. D. usually infect only specific types of cells.

Synthesis of glycogen by the enzyme glycogen synthase requires an activated form of glucose that is synthesized by the condensation of glucose 1-phophate with a) ATP b) GTP c) CTP d) UTP e) TTP

What is an indicator species?

If an organism has a high biological fitness in one environment, does that mean that it would also have high biological fitness un environment

If you were shipwrecked on the northwest shore of the sea of okhotsk, which of these physical regions would you most likely be closest to?

Why does the nucleus have a positive charge?

Why would the solution not be considered to be in equilibrium? The solvent molecules are not all located on the right side of the container. The solute molecules are not evenly distributed throughout the solvent.

Is oil or biomass abundant

Which region of a tRNA molecule binds to amino acids? a. Anticodon loop b. Codon loop c. The 3' end d. Variable loop