Which of the following statements about nucleic acids and nucleotides is true?

What have we learned from fossil evidence about evolution? a) it is an abrupt change. b)the process is observable. c) it takes place during one lifetime only. d)the most complex traits are always selected.

What should be the strand of complementary dna produced by the strand of dna shown below cgt ata

Will camels hump ahrinks.give reason