What is the difference between the backbone of DNA and the rungs of the DNA ladder?

for 8 am not sure maybe yes?

for 9 if it is asking if the male is more or less it would be less

hope i even just a little : )

the missing space is phylum

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.

protistas excret ethanol used in the manufacture of vinegar