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DNA-Biomolecules

Total questions: 10

Worksheet time: 4mins

Name
Class
Date
1.
Name this biomolecule
a)
carbohydrate
b)
lipid
c)
nucleic acid
d)
protein
2.

The function of the nucleic acid is --

a)

to store and transmit genetic information inherited from your parents

b)

to maintain our body temperature

c)

to build up muscles bones and other body parts

d)

to regulate sugar in your blood and give your cells energy

3.
Which statement best describes the graph shown?
a)
Reaction B occurs at a slower rate.
b)
The original reaction is catalyzed.
c)
Less energy is needed to start reaction B.
d)
More energy is released by the original reaction.
4.
Which aspect of a chemical reaction is affected by enzymes?
a)
rate
b)
direction
c)
pH
d)
equilibrium
5.

What are the possible types of interaction with metal complexes are associated with DNA?

a)

Covalent bonding

b)

Groove binding

c)

hydrogen bonding

d)

intercalation

e)

All the above

6.

Natural catalysts in biological systems are called (a)   .

7.

Virus contains the genome of ____________?

4 lines
8.

What are the factors that will increase the stability of the helix

a)

van der Waals forces

b)

hydrophobic interactions between the nitrogenous bases

c)

hydrogen bonds between complementary organic bases

d)

covalent bonding

9.

Decrease in softness of transition metal ions are capable of coordinating to the phosphate oxygen atoms.

a)

True

b)

False

c)

Neutral

10.

Different forms of DNA

a)
b)
c)