NUCLEIC ACID STRUCTURE QUIZ

The DNA that actually codes for a protein's primary structure in eukaryotes is

the promoter

portions of the gene called exons

portions of the gene called introns

the entire gene

TRUE ANSWER : ?
YOUR ANSWER : ?

Which is not an essential part of a two-component phosphorelay system?

Sensor kinase

None of these

Response regulator

Autoinducer

TRUE ANSWER : ?
YOUR ANSWER : ?

RNA that is complementary to a segment of another RNA molecule to which it will bind is known as

antisense RNA

none of these

missense RNA

nonsense RNA

TRUE ANSWER : ?
YOUR ANSWER : ?

The chromosome of almost all bacteria is in the shape of

a linear chromosome

helix

a closed circle

an open circle

TRUE ANSWER : ?
YOUR ANSWER : ?

To which of the following adenine always binds?

Cytosine

Thymine

None of these

Guanine

TRUE ANSWER : ?
YOUR ANSWER : ?

Guanine always binds to

cytosine

thymine

none of these

guanine

TRUE ANSWER : ?
YOUR ANSWER : ?

The function of ribosomes within the cell is

to synthesize proteins

to ferment carbohydrates

to produce ATP

all of these

TRUE ANSWER : ?
YOUR ANSWER : ?

In DNA sequencing, the primer

generates variety of different sized fragments

both (a) and (b)

specifies where the sequence ends

specifies where the sequence begins

TRUE ANSWER : ?
YOUR ANSWER : ?

In which of the following uracil is present?

None of these

DNA

Both (a) and (b)

RNA

TRUE ANSWER : ?
YOUR ANSWER : ?

According to base pairing rules the bases of one strand match-up with the bases of the second strand of DNA and the two strands are said to be

identical

oppositely charged

complementary

none of these

TRUE ANSWER : ?
YOUR ANSWER : ?

↑