Answer:
The answer is C, persistence.
Answer:
the third one is correct
explanation
because atomic number and proton &electron number is same . neutron number is solved as atomic mass minus atomic number ( N=atomic mass - atomic number)
The earth will have lack of oxygen and the earth's temperature will increase in heat rapidly.
Answer:
Nucleic acids are polymers of individual nucleotide monomers. Each nucleotide is composed of three parts: a 5-carbon sugar, a phosphate group, and a nitrogenous base.
Answer: in the production systems of coal-burning power plants
