DNA & RNA Study Guide

Question 0

Process of forming mRNA from DNA is called what?

Answer 0

Transcription

Question 1

Where specifically in the cell is DNA located at?

Answer 1

In the nucleus

Question 2

What molecule represents the twisted ladder

Answer 2

The DNA molecule

Question 3

Type of sugar in DNA

Answer 3

Deoxyribose

Question 4

Type of sugar in RNA

Answer 4

Ribose

Question 5

DNA has how many strands?

Answer 5

2

Question 6

RNA has how many strands

Answer 6

1

Question 7

The unique nitrogen base in DNa

Answer 7

Thymine

Question 8

The unique nitrogen base in RNA -

Answer 8

Uracil

Question 9

DNA is found where?

Answer 9

In the nucleus

Question 10

RNA is found where?

Answer 10

In the ribosome

Question 11

Who determined the structure of the DNA molecule?

Answer 11

Watson and crick

Question 12

UGCCGA - this single stranded molecule is an example of what?

Answer 12

RNA

Question 13

What type of molecule is produced by the process of translation?

Answer 13

A protein molecule

Question 14

TAA-TCG. - what is this in DNA replication :

Answer 14

ATT - AGC

Question 15

A codon is made up of ______ bases on a ________ RNA molecule

Answer 15

Three ; messenger

Question 16

What is the function of RNA -

Answer 16

Helps decode a messenger RNA sequence into a protein

Question 17

Where does protein synthesis occur?

Answer 17

Cytoplasm on ribosomes

Question 18

Both DNA and RNA are made up of basic subunits called what ?

Answer 18

Nucleotides

Question 19

Which type of RNA carries amino acids to the ribosome

Answer 19

tRNA

Question 20

Which type of RNA carries the genetic code?

Answer 20

mRNA

Question 21

Which type of RNA has three bases known as an anitcodon

Answer 21

tRNA

Question 22

A single stranded molecule, made up of nucleotides that contain the base uracil -

Answer 22

RNA

Question 23

Which type of RNA molecules are used in protein synthesis -

Answer 23

All three,
mRNA
tRNA
rRNA

Question 24

Protein DNA RNA - list these in the order that they occur

Answer 24

DNA RNA protein

Question 25

What are the three kinds of RNA named

Answer 25

Messenger RNA
Transfer RNA
Ribosomal RNA

Question 26

Can the nda ever leave the nucleus ?

Answer 26

NO

Question 27

Can the RNA ever leave the nucleus ?

Answer 27

YES

Question 28

DNA replication results in how many new molecules of DNA ?

Answer 28

2

Question 29

What are the buliding blocks of proteins -

Answer 29

Amino acids

Question 30

How many bases does it take to code for one amino acid?

Answer 30

Three

Question 31

Which scientists used X-ray diffraction to determine the structure of DNA -

Answer 31

Franklin

Question 32

New DNA molecules have two strands. Are these strands new material, original or a combination of new and old?

Answer 32

Combination of old & new

Question 33

Which type of RNA is formed directly from DNA in the nucleus -

Answer 33

MRNA

Question 34

The steps/rungs of the twisted ladder are actaully Pairs of…..

Answer 34

Nitrogen bases

Question 35

mRNA is formed during transcription -

Answer 35

First event

Question 36

Amino acids are put together to form a protein -

Answer 36

Event 5

Question 37

DNA attaches to a ribosome -

Answer 37

Event 3