please please help with this i’m struggling and i know i should know how to do this. I’ll give you brainlist and 100 points :)

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

Draw the structure of dna nucleotide with adenine as nitrogenous base

Which of the following statements about archaea and bacteria is true? a. neither is single-celled. b. they both have nuclear membranes. c. neither reproduces by binary fission. d. they both lack a nuclear membrane.