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DNA and Mitosis

Total questions: 27

Worksheet time: 20mins

Name
Class
Date
1.

What does DNA stand for?

a)
Deoxyribonucleic Acidic
b)
Deoxyribonucleic Acid
c)

Deoxynucleic Acid

d)
Deoxyribonucleotide Acid
2.

What is the function of DNA?

4 lines
3.

What are the components of DNA?

a)

sugar-phosphate group

b)

fatty acid chain

c)

nucleoulus pair

d)

base

4.

What are the four DNA bases?

4 lines
5.

Adenine pairs to

(a)  

6.

Cytosine pairs to

(a)  

7.

What is transcription?

a)
The process of making a DNA copy of an RNA sequence.
b)
The process of translating RNA into protein.
c)

The process of duplicating a DNA sequences.

d)
The process of making an RNA copy of a DNA sequence.
8.

What is translation?

a)
The process by which mRNA is transported out of the nucleus
b)
The process by which mRNA is degraded and recycled
c)
The process by which mRNA is synthesized from DNA
d)
The process by which the genetic information carried by mRNA is decoded to produce a specific sequence of amino acids, which then form a protein.
9.

What is a codon?

a)
A codon is a sequence of four nucleotides.
b)
A codon is a sequence of three nucleotides.
c)
A codon is a type of protein.
d)
A codon is a type of amino acid.
10.

CAT codes for

(a)  

11.

TAG codes for

(a)  

12.

AAA codes for

(a)  

13.

What is chromatin?

a)
The organelle responsible for protein synthesis
b)
The fluid that fills the cytoplasm of a cell
c)

The condensed form of DNA

d)

Uncondensed DNA that is accessible for cellular processes

14.

What are chromosomes?

a)

Chromosomes is the condensed form of DNA

b)
Chromosomes are structures made of proteins that help in cell division.
c)
Chromosomes are structures that store energy in the form of ATP.
d)
Chromosomes are small molecules found in the cytoplasm of cells.
15.

What are sister chromatids?

4 lines
16.

What are the two main functions of mitosis? (write in alphabetical order)

(a)  

17.

What are the the three phases of interphase?

4 lines
18.

This is the

(a)  

19.

What are the five phases of mitosis?

4 lines
20.

What stage of mitosis is this?

a)

Metaphase

b)
Anaphase
c)
Prophase
d)

Prometaphase

21.

How many chromosomes are shown here?

a)

1

b)

2

c)

3

d)

4

22.

How many sister chromatids are shown here?

a)

1

b)

2

c)

3

d)

4

23.

What stage of mitosis is this?

a)

Anaphase

b)

Telophase

c)

Prophase

d)

Prometaphase

24.

What stage of mitosis is this?

a)

Growth

b)

Prometaphase

c)

Prophase

d)

Telophase

25.

What phase of mitosis is this?

a)

Anaphase

b)

Telophase

c)

Metaphase

d)

This isn't mitosis

26.

How many chromosomes are shown here?

a)

0

b)

2

c)

3

d)

4

27.

How many sister chromatids are shown here?

a)

0

b)

2

c)

3

d)

4

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