Download UNIT 9 WS #3

Name _______________________________________
Per ____
UNIT 9 WS #3
Date _____________
Fill in the blank if a multiple choice is not give.
1.
Name the process that makes DNA.
A) translation
B) replication
C) transcription
2.
Name the process that makes RNA.
A) translation
B) replication
C) transcription
3.
Name the process that makes a protein.
4.
How many sides are copied during replication?
5.
How many sides are copied during transcription?
6.
A) translation
A) 1
A) 1
B) replication
B) 2
C) 3
B) 2
C) transcription
D) 4
C) 3
D) 4
The sides of DNA are made of alternating __?__ and __?__.
7.
DNA is made out of what “building blocks”?
A) amino acids
B) DNA nucleotides
C) RNA nucleotides
8.
RNA is made out of what “building blocks”?
A) amino acids
B) DNA nucleotides
C) RNA nucleotides
9.
Protein is made out of what “building blocks”? A) amino acids
12.
10.
List the DNA nucleotides.
11.
List the RNA nucleotides.
How many different amino acids are there? A) 2
B) 4
13.
Name the DNA sugar.
14.
Name the RNA sugar.
B) DNA nucleotides
C) 16
D) 21
15. Which molecule contains all protein recipes?
A) protein B) DNA
C) RNA
16. Which molecule is the recipe for one protein?
A) protein B) DNA
C) RNA
17. Which molecule contains about 30,000 genes?
18. Which molecule contains only one gene?
A) protein B) DNA
A) protein B) DNA
C) RNA
The “rungs” of the DNA ladder are made out of what?
20.
The "half rung" of RNA is made out of what?
What type of bond holds the nitrogen bases in DNA together?
22.
What type of bond holds the phosphates and sugars together?
23.
A) hydrogen bonds
A) hydrogen bonds
B) covalent bond
B) covalent bond
Molecule that contains all operating & building instructions for an organism.
24.
When does replication stop? A)reach stop code
25.
When does transcription stop? A)reach stop code
26.
When does translation stop? A)reach stop code
30.
C) RNA
19.
21.
C) RNA nucleotides
B)reach end of DNA
C)when enzyme needs a break
B)reach end of DNA
B)reach end of DNA
C)when enzyme needs a break
C)when enzyme needs a break
27.
To make DNA, information is copied from __?__.
28.
To make RNA, information is copied from __?__.
29.
To make protein, information is used from __?__.
What type of RNA is the protein recipe?
A) rRNA
B) tRNA
c) mRNA
31.
What type of RNA carries amino acids around in the cell?
A) rRNA
B) tRNA
32.
What type of RNA is part of the ribosome?
B) tRNA
c) mRNA
33.
What unzips DNA?
34.
What bonds are broken when DNA is unzipped? A) hydrogen bonds
A) a nucleotide
A ) rRNA
B) an enzyme
C) mRNA
c) mRNA
D) tRNA
B) covalent bond
35.
RNA leaves the nucleus through the __?__.
36.
When DNA or RNA is made, what type of bond locks the nucleotide in place?
37.
What happens after a new copy of DNA is made?
38.
What happens after a piece of RNA is made?
39.
What happens after a protein is made?
40.
The three-base code on mRNA is called a(n) __?__.
41.
The matching three-base code on tRNA is called a(n) __?__.
A) anti-codon
42.
How many bases form the “word” that codes for an amino acid?
A) 1
43.
What kind of bond holds amino acids to each other?
A) hydrogen bond
44.
In what organelle are proteins made.
B) ribosome
45.
What signals the beginning of a protein recipe?
46.
What signals the end of a protein recipe?
A) nucleus
A) anti-codon
A) stop code
A) stop code
47.
B) codon
B) 2
B) codon
C) 3
B) covalent bond
C) cytoplasm
B) start code
B) start code
D) 4
D) mitochondria
C) nucleotide
C) nucleotide
What 3 pieces are in a nucleotide?
48. What are the two differences between a DNA nucleotide and an RNA nucleotide?
49. How does the cell speed up the process of making DNA?
50. What is a mutation?
51. what is a gamete?
52. Put these steps of replication in the correct order, putting a 1 by the first step, 2 by the second step, etc.
Enzyme forms covalent bonds between phosphates and sugars.
Enzyme unzips DNA by breaking hydrogen bonds.
Enzymes proofread the DNA and fix mutations.
DNA nucleotides float in; if they match, a hydrogen bond forms.
53. In sexual reproduction, the offspring gets DNA from how many parent(s)? ______________
54. In asexual reproduction, the offspring gets DNA from how many parent(s)? _____________
55. Which type of reproduction produces a clone – that is, the offspring's DNA is identical to the parents? _________________