DNA And RNA

Question 1

In the nucleus are found chromosomes consisting of _____ and _______

Answer 1

Protein

Nucleic acid

Question 2

Genes

Answer 2

Discrete units of information

Question 3

Chromosomes are made of the nucleic acid called

Answer 3

DNA

Question 4

What is the structure of DNA

Answer 4

Double helix

Question 5

Basic unit of DNA is a

Answer 5

Nucleotide

Question 6

Nucleotides consist of

Answer 6

Five carbon sugar, phosphate, nitrogen base

Question 7

Purines

Answer 7

Adenine

Guanine

Question 8

Pyrimidines

Answer 8

Thymine

cytosine

Question 9

Replication

Answer 9

To make a copy of itself for the next generation

Question 10

Transcription

Answer 10

To store information for the cells to make proteins

Question 11

mRNA

Answer 11

Messenger: Carries info from DNA to ribosomes

Question 12

tRNA

Answer 12

Transfer: carries amino acids to ribosomes

Question 13

Function of RNA

Answer 13

To make a protein

Question 14

A two-step process that start with the making of an RNA molecule

Answer 14

Transcription

Question 15

Amino acids are assembled into proteins in a process called

Answer 15

Translation

Question 16

How many common amino acid’s are there

Answer 16

20

Question 17

DNA contains 3 letter code words called

Answer 17

Triplet codons