MICROBES IN AQUATIC ENVIRONMENT QUIZ

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

none of these

complementary

oppositely charged

identical

TRUE ANSWER : ?
YOUR ANSWER : ?

Stem and loop structures are

structures in DNA caused by inverted repeats

structures at the ends of linear eukaryotic DNA molecules

proteins that help partially denatured enzymes to recover their native configuration

the bonds between adjacent DNA nucleotides in the same strand

TRUE ANSWER : ?
YOUR ANSWER : ?

To which of the following adenine always binds?

Cytosine

Thymine

Guanine

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

The chromosome of almost all bacteria is in the shape of

helix

a closed circle

an open circle

a linear chromosome

TRUE ANSWER : ?
YOUR ANSWER : ?

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

the promoter

the entire gene

portions of the gene called exons

portions of the gene called introns

TRUE ANSWER : ?
YOUR ANSWER : ?

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

missense RNA

nonsense RNA

antisense RNA

none of these

TRUE ANSWER : ?
YOUR ANSWER : ?

In DNA sequencing, the primer

generates variety of different sized fragments

specifies where the sequence begins

specifies where the sequence ends

both (a) and (b)

TRUE ANSWER : ?
YOUR ANSWER : ?

The function of ribosomes within the cell is

to synthesize proteins

all of these

to ferment carbohydrates

to produce ATP

TRUE ANSWER : ?
YOUR ANSWER : ?

Guanine always binds to

none of these

thymine

guanine

cytosine

TRUE ANSWER : ?
YOUR ANSWER : ?

In which of the following uracil is present?

DNA

RNA

None of these

Both (a) and (b)

TRUE ANSWER : ?
YOUR ANSWER : ?