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DNA and Genetics

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

The term given to describe the complete set of nucleotide sequences within the DNA of an organism is:

a)

Gene

b)

Genome

c)

Gene expression

d)

Genetic code

2.

Identify the process shown in the image below:

a)

Transcription

b)

Translation

c)

Transformation

d)

Modification

3.

The molecule that travels to the cytoplasm where ribosomes attach is known as

(a)  

4.

Identify the amino acid delivered by tRNA when mRNA bases code as A-C-G

a)

Gin

b)

Thr

c)

His

d)

Gly

5.

TRUE or FALSE: All DNA is used as coding DNA for synthesis of mRNA.

a)

TRUE

b)

FALSE

6.

A group of related genes that control the body plan of an embryo along the head tail axis is known as (a)   genes.

7.

Term used to describe a triplet of nucleotides on mRNA:

a)

Intron

b)

Exon

c)

Codon

d)

Anticodon

8.

Identify the process in which non-coding sections at the beginning and end of mRNA are removed.

a)

Trimming

b)

Capping

c)

Tailing

d)

Splitting

9.

Identify the mRNA codon that would be transcribed from DNA base sequence of A-T-G

(a)  

10.

Identify the phase of cell division shown in th image above.

a)

Prophase 1

b)

Prophase 2

c)

Anaphase 1

d)

Anahase 2

11.
If an mRNA molecule has introns and exons in it, where is it?
a)
At a ribosome
b)
In the nucleus
c)
In a prokaryotic cell
d)
could be in the nucleus or the ribosome
12.
_______ is to transcription as ________ is to translation.
a)
mRNA / Amino Acid Chain
b)
Amino Acid Chain / mRNA
c)
Ribosome / Nucleus
d)
mRNA / tRNA
13.
What structure of this molecule binds with the mRNA molecule?
a)
Amino Acid
b)
tRNA
c)
Anticodon
d)
Codon
14.
____ is the activation of a gene that results in transcription.
a)
Gene expression
b)
Gene technology
c)
Eukaryotic expression
d)
Prokaryotic expression
15.

Explain what is happening in the figure. What is this process called?

a)

Transcription

b)

Translation

c)

Mutation

d)

Perception