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DNA STRUCTURE & REPLICATION TEST REVIEW

Total questions: 22

Worksheet time: 11mins

Name
Class
Date
1.

TRAITS LIKE STRAIGHT HAIR OR ATTACHED EAR-LOBES ARE DETERMINED BY WHAT PART OF THE GENETIC CODE OF DNA

a)

Phosphate groups

b)

Nitrogenous bases

c)

Deoxyribose sugars

d)

HYDROGEN BONDS

2.

WHAT PART OF DNA DOES THE PHOSPHATE GROUP MAKE UP

a)

OUTSIDE OF THE DNA MOLECULE OR LADDER

b)

THE RUNGS OR STEPS OF THE DNA MOLECULE OR LADDER

c)

THE BOND THAT HOLDS THE NITROGEN BASES TOGETHER

3.

WHAT PART OF THE DNA MOLECULE DOES THE NITROGEN BASES MAKE UP

a)

THE OUTSIDE OF THE DNA MOLECULE OR LADDER

b)

THE RUNGS OR STEPS OF THE DNA MOLECULE OR LADDER

c)

THE BOND THAT HOLDS THE DNA NITROGEN BASES TOGETHER

4.

HYDROGEN BONDS

a)

HOLD THE PHOSPHATE TO THE DEOXYRIBOSE SUGAR

b)

HOLD THE NITROGEN BASES TOGETHER

c)

HOLD RIBOSE SUGAR TO THE RNA PHOSPHATE

5.

WHAT IS THE NAME OF THE NITROGEN BASE IN THIS NUCLEOTIDE

a)

ADENINE

b)

THYMINE

c)

CYTOSINE

d)

GUANINE

6.

WHAT IS THE NAME OF THE SUGAR IN THIS DNA NUCLEOTIDE

a)

RIBOSE

b)

DEOXYRIBOSE

c)

MONOSACCHARIDE

d)

POLYSACCHARIDE

7.

WHAT DOES THE BASE ATTACH TO IN THIS NUCLEOTIDE

a)

SUGAR

b)

PHOSPHATE

8.

WHAT OTHER BASE DOES THIS NUCLEOTIDE PAIR UP WITH ACCORDING TO THE BASE PAIRING RULE?

a)

GUANINE

b)

THYMINE

c)

ADENINE

d)

CYTOSINE

9.

WHAT TYPE OF BOND HOLDS THE TWO NUCLEOTIDE BASES TOGETHER

a)

POLY PEPTIDE

b)

PEPTIDE

c)

NITROGEN

d)

HYDROGEN

10.

1. The sequence of the bases in DNA is most important for which of the following?

a)

TRAITS OF AN ORGANISM

b)

THE HABITAT OF AN ORGANISM

c)

OFFSPRING OF TWO ORGANISMS

11.

FRANKLIN USED THE X-RAY PHOTOGRAPH TO

a)

DETERMINE THE BASE PAIRING RULE-(APPLES-TREES CAR-GARAGE)

b)

DETERMINE THE DNA OF CRIME SUSPECTS

c)

DETERMINE THE SHAPE OF A DNA MOLECULE

12.

DAN HAS A ____ SHAPE

a)

SINGLE HELIX

b)

DOUBLE HELIX

c)

TRIPLE HELIX

d)

NO SINGLE

13.

BACTERIA AND HUMANS SHARE THE SAME_______

a)

THYMINE,ADENINE,GUANINE,CYTOSINE

b)

GENUS SPECIES

c)

NUCLEUS

d)

TRAITS

14.

SINCE ALL LIVING THINGS SHARE THE SAME NITROGEN BASES, WHAT MAKE ALL LIVING THINGS DIFFERENT

a)

THE SEQUENCE OF THE PHOSPHATES

b)

THE SEQUENCE OF THE NITROGEN PHOSPHATE MOLECULES

c)

THE SEQUENCE OF NITROGEN BASES

d)

THE SEQUENCE OF FATTY ACIDS

15.

HOW DOES THIS DOUBLE HELIX DNA MOLECULE CARRY THE TRAITS OF ALL LIVING THINGS

a)

IN THE SEQUENCE OF PHOSPHATES

b)

IN THE SEQUENCE OF BASES

c)

IN THE SEQUENCE OF SUGARS

16.

CAGCCATC IN DNA WOULD PAIR UP WITH THE FOLLOWING;

a)

CTACCGAC

b)

GTCGGAAG

c)

GUCGGUAG

d)

GTCGGTAG

17.

The order of nitrogenous bases determines the order of __________ in the proteins synthesized.

a)

NUCLEOTIDES

b)

AMINO ACIDS

c)

PHOSPHATES

d)

HYDROGEN BONDS

18.

IF SCIENTISTS CAN SPLICE OR CUT OPEN THE DNA OF A HUMAN NUCLEIC ACID, TAKE OUT A SEGMENT AND INSERT THE DNA INTO A BACTERIA TO MAKE INSULIN THEN WHAT DOES THAT MEAN

a)

BOTH HUMANS AND BACTERIA SHARE THE SAME DNA BASES

b)

HUMANS ARE SUPERIOR TO BACTERIA

c)

BACTERIA CAN ADAPT TO A WIDE RANGE OF ENVIRONMENTS

d)

THE HUMAN BODY CONTAINS A WIDE RANGE OF BACTERIA

19.

TGTAGCTGCGCGT

a)

AGUGCUGCGCGUA

b)

TGTAGCTGCGCGT

c)

ACATCGACGCGCA

d)

TCGCGCAGCTACA

20.

WHAT IS WRONG

a)

NOT LONG ENOUGH BASES MISSING

b)

TOO LONG ON TOP TOO FEW ON BOTTOM

c)

BASES NOT PAIRED UP CORRECTLY

d)

ALL PARTS ARE FINE, NOTHING WRONG

21.

WHAT IS THIS CELL ATTEMPTING TO ACHIEVE?

a)

ENERGY CONVERSION-SOLAR TO CHEMICAL

b)

SYNTHESIS-MAKE NEW MOLECULES

c)

HOMEOSTASIS AND TRANSPORT MOLECULES

22.

What is the first step in DNA REPLICATION? (WHEN YOU MADE A COPY)

a)

THE DAN TRANSFERS ITS INFORMATION OR CODE TO RNA THROUGH AN AMINO ACID.

b)

THE DNA MOLECULE UNZIPS ALONG HYDROGEN BONDS

c)

FREE NUCLEOTIDES (THE EXTRA ONE ON YOUR DESK) BOND TOGETHER IN THE CORRECT SEQUENCE.

d)

A SINGLE STRANDED RNA MOLECULE FORMS