Which of the following objects could be used to model the structure of a DNA molecule? A. a snowflake
B. a ladder
c. a three-dimensional cube
D. a branching tree

How did the research presented in the article affect scientists' understanding of the evolution of eukaryotes

Someone me with this: a mineral' is determined by its actomic structure.

Ascientist wanted to formulate a pill to attack a specific type of bacteria that infects the throat. which biological component would be best to use as a model for the pill's function? bacteriocytes phagocytes complement antibodies