DNA Structure and Replication

1.

Multiple Choice

1 min

1 pt

Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG

ATG TGA CAG

TAC ACT GTC

GTA AGT GAC

CAT TCA CTG

2.

Multiple Choice

1 min

1 pt

Which of the following best describes a DNA molecule?

double helix

contains ribose

made of amino acids

contains Uracil

3.

Multiple Choice

5 sec

1 pt

Which of the following units are repeatedly joined together to form a strand of DNA?

amino acids

nucleotides

fatty acids

polysaccharides

4.

Multiple Choice

5 sec

1 pt

Adenine bonds with ______________.

Guanine

Thymine

Cytosine

Adenine

5.

Multiple Choice

1 min

1 pt

Guanine bonds with ______________.

Adenine

Guanine

Cytosine

Thymine

6.

Multiple Choice

20 sec

12 pts

Why is DNA important?

it is very small and very complicated

it's in everything

it serves as the blueprint for traits of all living things

because we eat it every day for energy

7.

Multiple Choice

1 min

1 pt

What determines the code, or information, of a DNA molecule?

the shape (structure) of the nitrogen bases

the order (sequence) of the nitrogen bases

the color of the nitrogen bases

the frequency (number) of nitrogen bases

8.

Multiple Choice

1 min

1 pt

Which 2 molecules form the sides (backbone) of the DNA ladder?

deoxyribose sugar and adenine

deoxyribose sugar and a hydrogen bond

deoxyribose sugar and the nucleus

deoxyribose sugar and phosphate

9.

Multiple Choice

1 min

1 pt

Which organelle is DNA usually found in?

cell membrane

vacuole

chloroplast

nucleus

10.

Multiple Choice

10 sec

1 pt

Nitrogenous bases are joined by which type of bond?

polar bonds

ionic bonds

covalent bonds

hydrogen bonds

11.

Multiple Choice

1 min

12 pts

DNA replication results in two DNA molecules,

each one with two original strands

each one with two new strands

each one with one new strand and one original strand

one with two new strands and the other with two original strands

12.

Multiple Choice

10 sec

1 pt

A process in which DNA has the unique ability to make an exact copy of itself.

Replication

Translation

Transcription

13.

Multiple Choice

20 sec

1 pt

What are the three components of a nucleotide?

sugar, hydrogen, nitrogen base

sugar, oxygen, nitrogen base

sugar, phosphate, nitrogen base

sugar, phosphate, protein

14.

Multiple Choice

1 min

1 pt

What are the 4 nitrogen bases?

adenine, thymine, cytoplasm, and guanine

adenine, thymine cytosine, and guanine

adenine, thymine, cytosine, and gylcerol

adenine, thymine, cytosine, and glucose

15.

Multiple Choice

30 sec

1 pt

This scientist's X-ray photographs of DNA helped identify its helical structure. (This scientist didn't get credit).

Rosalind Franklin

Gregor Mendel

Francis Crick

Thomas Hunt Morgan

16.

Multiple Choice

30 sec

1 pt

Which of these is a function of DNA?

Replicate Cells

Provides Energy

Store Genetic Information

Maintain Homeostasis

17.

Multiple Choice

1 min

1 pt

The DNA is found in the nucleus of what type of organisms?

Bacteria

Eukaryotes

Prokaryotes

Viruses

18.

Multiple Choice

45 sec

1 pt

Which of the following is a base that is NOT contained in DNA?

Adenine

Thymine

Uracil

Guanine

19.

Multiple Choice

45 sec

1 pt

DNA and RNA are macromolecules in the category of

Proteins

Lipids

Nucleic Acids

Carbohydrates

20.

Multiple Choice

30 sec

1 pt

DNA is a polymer made of monomers called

Nucleotides

Proteins

Amino Acids

Lipids

21.

Multiple Choice

30 sec

1 pt

The long strandlike structures in the nucleus that are made of DNA are

organelles

genes

chromsomes

popcornosomes

22.

Multiple Choice

30 sec

1 pt

A segment of DNA is called a

Chromosome

Gene

Phenotype

Genotype

23.

Multiple Choice

30 sec

1 pt

What sugar is found in DNA

Sucrose

deoxyribose

Phosphate

24.

Multiple Choice

2 mins

1 pt

What does DNA look like?

a ball

a straight line

links in a chain

a twisted ladder

25.

Multiple Choice

30 sec

1 pt

Ms. Swain really wants me to:

Listen

Not use my phone when she is teaching

Learn biology and pass :)

All of these

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