Central Dogma - Assessment

1.

Multiple Choice

30 sec

1 pt

Which of the following sequences of processes correctly reflects the central dogma?

protein folding, transcription, translation

protein folding, translation, transcription

transcription, translation, protein folding

translation, transcription, protein folding

2.

Multiple Choice

30 sec

1 pt

The 2 strands of the DNA double helix are built out of repeating subunits called

ribosomes

sugars

nucleotides

amino acids

3.

Multiple Choice

1 min

1 pt

Which do DNA and RNA have in common?

Both are double stranded.

Both contain ribose molecules.

Both contain phosphate groups.

Both contain uracil.

4.

Multiple Choice

30 sec

1 pt

If the structure of DNA were likened to a ladder, what would make up the “supporting structure” (not the “rungs”) of the ladder?

amino acids and sugars

nucleotide bases, including thymine

nucleotide bases, including uracil

sugar-phosphate molecules

5.

Multiple Choice

30 sec

1 pt

What process is shown in the illustration below?

transcription

deletion

passive transport

replication

6.

Multiple Choice

1 min

1 pt

What is the complimentary mRNA sequence to the DNA sequence A-T-T-G-C-A.

T-A-A-C-G-T

U-A-A-C-G-T

U-A-A-C-G-U

T-A-A-G-C-U

7.

Multiple Choice

45 sec

1 pt

Which defines a codon in DNA or mRNA?

pair of nucleic acid and sugar

pair of phosphate and sugar

three-base code

two-base code

8.

Multiple Choice

45 sec

1 pt

What mutation has occurred here?
T-G-A-C-C-A
T-G-A-G-C-A

Substitution

Deletion

Insertion

Frameshift

9.

Multiple Choice

30 sec

1 pt

What type of mutation has occurred in Figure 12-3?

substitution

frameshift

lethal

insertion

10.

Multiple Choice

20 sec

1 pt

Are all mutations bad?

Yes

No

11.

Multiple Choice

30 sec

1 pt

Any change in the sequence of DNA is...

transgenic shift

Single Genotype

Monohybrid Trait

Mutation

12.

Multiple Choice

30 sec

1 pt

Which organelle is DNA usually found in?

cell membrane

vacuole

chloroplast

nucleus

13.

Multiple Choice

30 sec

1 pt

DNA is often considered the "______________" of life.

Blueprint

Mistake

Protien

Process

14.

Multiple Choice

1 min

1 pt

What are the building blocks of proteins called?

DNA

RNA

Ribosomes

Amino Acids

15.

Multiple Choice

30 sec

1 pt

DNA has a ______ strand; RNA has a ______ strand.

double/double

double/triple

double/single

single/single

16.

Multiple Choice

1 min

1 pt

In RNA, the nitrogen base____ replaces ____ that was present in DNA.

A, U (adenine, uracil)

C, G (cytosine, guanine)

U, T (uracil, thymine)

U, A (uracil, adenine)

17.

Multiple Choice

1 min

1 pt

The "central dogma" states that genetic information flows from

Protein-->mRNA-->DNA

Protein-->DNA-->mRNA

mRNA-->DNA-->Protein

DNA-->mRNA-->Protein

18.

Multiple Choice

1 min

1 pt

Transcription takes place in the

cytoplasm

ribosome

mitochondrion

nucleus

19.

Multiple Choice

45 sec

1 pt

Translation occurs in the

nucleus

mitochondria

cytoplasm

golgi apparatus

20.

Multiple Choice

30 sec

1 pt

Assembles RNA during transcription

RNA Polymerase

Mutations

Gene Expression

Point Mutation

21.

Multiple Choice

2 mins

1 pt

Which of the following best describes a DNA molecule?

double helix

contains ribose

made of amino acids

contains Uracil

22.

Multiple Choice

2 mins

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

23.

Multiple Choice

2 mins

1 pt

Cytosine always pairs with

Adenine

Thymine

Uracil

Guanine

24.

Multiple Choice

1 min

1 pt

Which of the following would be determined by the order of the Nitrogen Bases in your DNA?

Your Gender.

The Number of Chromosomes you have.

Your hair color.

The number of siblings you will have.

25.

Multiple Choice

1 min

1 pt

How is the instructions for your traits carried on a DNA molecule?

Sequence of the nitrogen bases

In the 5 Carbon Sugar

In the bond between the phosphate and the sugar

In the phosphate group

26.

Multiple Choice

30 sec

1 pt

DNA replication is considered to be semi-conservative because...

Replication conserves energy

One strand of each of the new DNA molecules is conserved, the other is built of new nucleotides

Each strand conserves the protein message of the DNA molecules

The DNA is conserved when it is passed from generation to generation

27.

Multiple Choice

30 sec

1 pt

The mRNA codons AUG UUU AGA UGA translates into:

Tyrosine-Isoleucine-Glutamic acid-Stop

Methionine-Lysine-Serine-Stop

Tyrosine-Alanine-Valine-Stop

Methionine-Phenylalanine-Arginine-Stop

28.

Multiple Choice

30 sec

1 pt

What process is shown in the illustration below?

Translation

Replication

Transcription

Respiration

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