Question

in what way is dna like a book
a. dna has information wrapped in an identifying cover
b. dna has stored information that can be copied and passed on
c. dna hyas information that is periodically updated
d. dna has information organized with an kind of index

Answer 1

Process of elimination is a good way to approach multiple choice problems like this.

For example, you know that DNA isn't actually folded inside a book with a cover, so the first option isn't it. And you know that DNA is not systematically updated, though it can change a very little when random mutations occur...

Answer 2

b. is good