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DNA, Cell Cycle, Protein Synthesis: Frequently Missed Questions

Total questions: 25

Worksheet time: 13mins

Name
Class
Date
1.

Name the process pictured

a)

Protein Synthesis

b)

DNA Replication

c)

Mitosis

d)

Cell Cycle

2.

The goal of protein synthesis is to...

a)

build a protein

b)

make DNA

c)

create genes

d)

make new cells

3.

The red and blue colors in this diagram helps us see that...

a)

DNA is a double stranded molecule

b)

RNA is a double stranded molecule

c)

DNA is a single stranded molecule

d)

RNA and DNA are both single stranded molecules

4.

A molecule like DNA is described as "double stranded" because it is made up of...

a)

two pieces that twist together

b)

one piece that is cut in two

c)

three pieces twisted together

d)

one side

5.

During DNA replication...

a)

One DNA molecules makes two unique DNA molecules

b)

One DNA molecule makes two identical DNA molecules

c)

Two DNA molecules make one unique molecule

d)

Two DNA molecules make two identical DNA molecules

6.

During DNA replication the two strands of a DNA molecule are "unzipped". Which structure is able to "unzip" the DNA?

a)

an enzyme

b)

mRNA

c)

a carbohydrate

d)

the nucleus

7.

Name the process pictured

a)

Protein Synthesis

b)

DNA Replication

c)

Mitosis

d)

Cell Cycle

8.

The goal of DNA replication is to...

a)

build a protein

b)

make another copy of DNA

c)

create genes

d)

make new cells

9.

The cell cycle and mitosis model the process of...

a)

Replicating or copying DNA

b)

Building Proteins

c)

Making Genes

d)

Making more body cells

10.

When cells go through the cells cycle it helps an organism...

a)

reproduce and make offspring

b)

lose weight

c)

replace dead or damaged cells

d)

build proteins

11.

Mitosis or the M Phase helps create more...

a)

body cells

b)

DNA

c)

protein

d)

mRNA

12.

Which process will help produce new bone cells to replace the ones that have been damaged or broken in an accident?

a)

Protein Synthesis

b)

DNA Replication

c)

The Cell Cycle and

Mitosis

13.

Which process causes the size of this frog to change over time? Why does it grow and get bigger?

a)

Protein Synthesis

b)

DNA Replication

c)

Gene Cloning

d)

Mitosis and the Cell Cycle

14.

If DNA is not copied correctly, the cell will either die or not move on to the _________ phase until it is fixed.

a)

G1

b)

S

c)

G2

d)

M

15.

Mutations (mistakes) can occur when DNA is being copied. Instead of moving on to the G2 phase the cell will...

a)

die

b)

move on to mitosis

c)

make a protein

d)

produce tRNA

16.

According to the diagram which codon on the strand of mRNA codes for the amino acid Leucine (Leu)?

a)

UUA

b)

GUA

c)

GCC

d)

AGU

17.

According to the diagram which amino acid is produced from the codon - AAG

a)

Lys

(Lysine)

b)

Valine

(Val)

c)

Serine

(Ser)

d)

Glutamate

(Glu)

18.

Name the process pictured

a)

Protein Synthesis

b)

DNA Replication

c)

Mitosis

d)

Cell Cycle

19.

The goal of the cell cycle and mitosis is to produce two identical daughter cells.

Carrot cells have 18 chromosomes. As a carrot grows and its cells divide, how many chromosomes are in each new daughter cells?

a)

9

b)

18

c)

36

d)

2

20.

Where do you find a codon?

a)

On a strand of DNA

b)

On a strand of mRNA

c)

Inside a protein

d)

Attached to an amino acid

21.

According to this diagram of mitosis, one cell produced...

a)

2 cells with the original number of chromosomes

b)

4 cells with half the number of chromosomes

c)

2 cells with half the number of chromosomes

d)

2 cells with double the number of chromosomes

22.

Select the image of the cell where;

sister chromatids are being separated or pulled apart

during mitosis

a)
b)

c)

d)

23.

Select the image of the cell where;

DNA is condensing and chromosomes are first appearing

during mitosis

a)
b)
c)
d)
24.

Select the image of the cell where;

chromosomes are aligning in the middle of the cell

during mitosis

a)
b)
c)
d)
25.

Select the image of the cell where;

nuclei are forming

as the process of mitosis ends

a)
b)
c)
d)