DNA & Protein Synthesis

Question 1

Any change in DNA is called a(n)

Accepted Answer

mutation

Question 2

Which nitrogen base is a pyrimidine?

Accepted Answer

thymine

Question 3

Codons are translated into:

Accepted Answer

amino acids

Question 4

A nucleotide consists of:

Accepted Answer

base, phosphate, deoxyribose

Question 5

Specifically, where is DNA found?

Accepted Answer

in the nucleus

Question 6

DNA is an abbreviation for

Accepted Answer

deoxyribonucleic acid

Question 7

Another word for protein synthesis is

Accepted Answer

translation

Question 8

The process by which DNA make a copy of itself

Accepted Answer

replication

Question 9

The message from DNA is carried from the nucleus to the cytoplasm by:

Accepted Answer

mRNA

Question 10

The shape of the DNA molecule is

Accepted Answer

double helix

Question 11

The two sides of the DNA ladder are held together by

Accepted Answer

hydrogen bonds

Question 12

What carries the amino acid to the mRNA as it is attached to the ribosome?

Accepted Answer

tRNA

Question 13

Segments of DNA that do not code for proteins are called:

Accepted Answer

introns

Question 14

Where in the cell is protein assembled?

Accepted Answer

ribosome

Question 15

Why is DNA called the blueprint of life?

Accepted Answer

DNA contains all the instructions for building an organism

Question 16

In RNA, the base thymine is replaced by:

Accepted Answer

uracil

Question 17

Who is credited with establishing the structure of DNA?

Accepted Answer

Watson & Crick

Question 18

DNA is composed of repeating subunits called:

Accepted Answer

nucleotides

Question 19

What is the complementary RNA strand for ATCAGA:

Accepted Answer

UAGUCU

Question 20

A single gene contains ______ base(s).

Accepted Answer

thousands of

Questions 20