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Molecular technologies and Protein synthesis

Total questions: 12

Worksheet time: 24mins

Name
Class
Date
1.

The complementary DNA strand to this DNA molecule, 3’ GTACTCCTA 5’ is:

a)

5’ CATGAGGAT 3’

b)

3’ CATGAGGAT 5’

c)

5’ ATGCTCATG 3’

d)

3’ ATGCTCATG 5’

2.

The complementary RNA strand to this DNA molecule, 3’ GTACTCCTA 5’ is:

a)

5’ CATGAGGAT 3’

b)

3’ CATGAGGAT 5’

c)

5’ CAUGAGGAU 3’

d)

3’ CAUGAGGAU 5’

3.

Which type of RNA carries the genetic information from the nucleus to the cytoplasm?

a)

messenger RNA

b)

transfer RNA

c)

ribosomal RNA

d)

nuclear RNA

4.

Why does tRNA carry an amino acid?

a)

To help form the protein molecule

b)

To help form the sugar molecule

c)

To help form the RNA molecule

d)

To help form the DNA molecule

5.

Which type of RNA is used to form a ribosome?

a)

messenger RNA

b)

transfer RNA

c)

ribosomal RNA

d)

nuclear RNA

6.

Which type(s) of RNA is/are needed to make a protein?

a)

messenger RNA

b)

transfer RNA

c)

ribosomal RNA

d)

messenger RNA and transfer RNA only

e)

messenger RNA, transfer RNA and ribosomal RNA

7.

Which of the following is the central dogma of molecular biology?

a)

RNA → DNA → protein

b)

DNA → RNA → protein

c)

protein → RNA → DNA

d)

RNA → protein → DNA

8.

The genetic code is read in groups of three on the messenger RNA, called a :

a)

Codon

b)

Codis

c)

Crotus

d)

Crodon

9.

Which of the following statements is true regarding the genetic code?

a)

It only contains one triplet code for each amino acid.

b)

It only contains two start codons.

c)

It only contains three stop codons.

d)

It is only used in humans.

10.

Your skin has a cut and needs to make the protein, thrombin, to form a scab. Where is the genetic information for thrombin located in the cell?

a)

nucleus

b)

plasma membrane

c)

ribosome

d)

cytoplasm

11.

To understand molecular technologies, you need to understand:

a)

basic DNA biology

b)

basic bacteria biology

c)

basic animal biology

d)

basic plant biology

12.

Molecular technologies can have a positive impact on humans and human society because:

a)

we can understand the genetics of diseases

b)

we can use DNA to identify an individual in a forensic case

c)

we can apply the information to learn more about protein synthesis

d)

all of the situations listed can have a positive impact