Chapter 6.1 Review (8th) Question Preview (ID: 34258)


What Does DNA Look Like? TEACHERS: click here for quick copy question ID numbers.

A finding that stated the amount of adenine in DNA always equals the amount of thymine. It also stated the amount of guanine always equals the amount of cytosine
a) Crick’s rules
b) Watson’s rules
c) Franklin’s rules
d) Chargaff’s rules

A subunit of DNA consisting of a sugar, a phosphate and a base
a) phosphate
b) sugar
c) nucleotide
d) deoxyribose

To make copies
a) engineer
b) replicate
c) double helix
d) complementary

When is DNA copied?
a) every time a cell divides
b) only once
c) once an hour
d) every time a cell dies

What are chromosomes made of?
a) inherited characteristics
b) generations
c) cells and structures
d) protein and DNA

What is the name of the material that determines inherited characteristics?
a) deoxyribonucleic acid
b) ribosome
c) RNA
d) amino acid

What are genes a part of?
a) molecules
b) amino acids
c) chromosomes
d) protein

What did Rosalind Franklin show about DNA molecules?
a) their scientific history
b) their spiral shape
c) their cytosine
d) their rules

What did Watson and Crick think DNA looked like?
a) a model
b) a long, twisted ladder
c) a mysterious substance
d) a copy of a protein

How is a DNA molecule split as it is copied?
a) down the middle
b) by a strand
c) top to bottom
d) by the sugars

Which of the following is NOT part of a nucleotide?
a) base
b) sugar
c) fat
d) phosphate

What letters represent the four bases?
a) A, B, C, D
b) W, X, Y, Z
c) A, T, G, C
d) E, Y, A, O

The sides of the DNA “ladder” are made of
a) guanine and thymine
b) adenine and cytosine
c) sugar and phosphate
d) helixes and twists

The “rungs” of the DNA ladder are
a) a pair of bases
b) a pair of sugars
c) a pair of phosphates
d) a set of proteins

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