How many different kinds of nucleotides are there that can potentially make up nucleic acids?

What would most likely happen if green plants were exposed to longer days of sunlight? a. the mitochondria would produce less energy . b. the chloroplasts would produce more energy. c. the cell wall would become thicker. d. the vacuoles would quickly shrink.b. the chloroplasts would produce more energy.

Which of the following describes what an activator an enhancer are

In the first stage of the nuclear fuel cycle the spent fuel must be transported, processed, and disposed of properly. true or false