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Ch 13 & 14 & Meiosis Review

Total questions: 53

Worksheet time: 33mins

Name
Class
Date
1.
What are the nucleotides made of?
a)
Sugar, Phosphate, nitrogen base
b)
Phosphate, Adenine, nitrogen base
c)
Thymine, Adenine, Cytomine
d)
Phosphate, Nitrogen, Adenine
2.
Adenine bonds with ______________.
a)
Guanine
b)
Thymine
c)
Cytosine
d)
Adenine
3.
Guanine bonds with ______________.
a)
Adenine
b)
Guanine
c)
Cytosine
d)
Thymine
4.
Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG
a)
ATG TGA CAG
b)
TAC ACT GTC
c)
GTA AGT GAC
d)
CAT TCA CTG
5.
Which organelle is DNA usually found in?
a)
cell membrane
b)
vacuole
c)
chloroplast
d)
nucleus
6.
Which 2 molecules forms the sides (backbone) of the DNA ladder?
a)
deoxyribose and adenine
b)
deoxyribose and a hydrogen bond
c)
sugar and the nucleus
d)
deoxyribose (sugar) and phosphate
7.
The two strands of nitrogenous bases in DNA are joined by which type of bond?
a)
polar bonds
b)
ionic bonds
c)
covalent bonds
d)
hydrogen bonds
8.
The shape of the DNA molecule is a double __________________?
a)
"S"
b)
helix
c)
rope
d)
curve
9.
DNA replication results in two DNA molecules,
a)
each one with two original strands
b)
each one with two new strands
c)
each one with one new strand and one original strand
d)
one with two new strands and the other with two original strands
10.
Based on the diagram, the enzyme (represented in gray) is most likely...
a)
DNA polymerase
b)
DNA Ligase
c)
Nuclease
d)
Helicase
11.

What is DNA

a)

donuts need algea

b)

did no algebra

c)

do not answer

d)

deoxyribonucleic acid

12.

Why is DNA important?

a)

It teleports cookies to my locker.

b)

It carries the instructions for our cells.

c)

It allows me to be invisible.

d)

It gave us a snow day in August.

13.

What does the structure of DNA resemble?

a)

an airplane propeller

b)

a twisted ladder

c)

a twisted Christmas tree

d)

a hippo in a tutu

14.
In a molecule of double-stranded DNA, the amount of adenine present is always equal to the amount of _________.
a)
cytosine
b)
guanine
c)
thymine
d)
uracil
15.

A process in which DNA has the unique ability to make an exact copy of itself.

a)

Replication

b)

Translation

c)

Transcription

d)

Protein Synthesis

16.
What process is shown in the diagram?
a)

DNA replication

b)

transcription

c)

mitosis

d)

translation

17.
X outlines a(n) ___________.
a)
amino acid
b)
nitrogen base 
c)
nucleotide
d)
nitrogen base pair
18.
How does RNA differ from DNA?
a)
RNA contains uracil and deoxyribose
b)
RNA contains ribose and thymine
c)
RNA contains uracil and ribose
d)
RNA contains adenine and ribose
19.
How would the DNA sequence GCTATA be transcribed to mRNA?
a)
GCUAUA
b)
CGATAT
c)
CGAUAU
d)
GCUTUT
20.
The process by which the genetic code of DNA is copied into a strand of RNA is called
a)
translation
b)
transcription
c)
transformation
d)
replication
21.
Which of the following describes RNA?
a)
RNA is usually double-stranded and contains the base thymine
b)
RNA is usually single-stranded and contains the base uracil
c)
RNA is longer than DNA and uses five bases to encode information
d)
RNA is made in the nucleus of eukaryotic cells and stays there to carry out its functions
22.
In messenger RNA, each codon specifies a particular
a)
nucleotide
b)
enzyme
c)
amino acid
d)
promoter
23.
The process of making proteins on the ribosome based on instructions from messenger RNA is called
a)
transcription
b)
transformation
c)
translation
d)
molecular biology
24.
Changes is DNA sequences that affect genetic information are known as
a)
replications
b)
mutations
c)
transformations
d)
translations
25.
Why is DNA important?
a)
it is very small and very complicated
b)
it's in everything
c)
it serves as the blueprint for traits of all living things
d)
because we eat it every day for energy
26.
A substance that can cause a change in the DNA code of an organism is called a 
a)
toxin
b)
mutagen
c)
nitrogenous base
d)
nucleotide
27.

Which of the following are the bases for RNA?

a)

adenine, uracil, thymine, and guanine

b)

adenine, uracil, guanine, and cytosine

c)

adenine, thymine, guanine, and cytosine

d)

adenine, uracil, thymine, and cytosine

28.

True or False: RNA uses deoxyribose sugar.

a)

True

b)

False

29.

Transcribe the following DNA strand:

ATAGC

(a)  

30.

RNA and DNA are composed of different sugars. Which of the following statements are true?

a)

RNA uses ribose and DNA uses deoxyribose.

b)

RNA uses deoxyribose and DNA uses ribose.

c)

DNA and RNA both use ribose sugars.

d)

DNA and RNA both use deoxyribose sugars.

31.
Where does transcription take place?
a)
nucleus
b)
cytoplasm
c)
ribosome
32.
What is occurring in this picture?
a)
Translation
b)
Replication
c)
Translocation
d)
Transcription
33.

Through the process of transcription, DNA makes a complimentary strand of

a)

DNA

b)

RNA

c)

CNA

d)

PLB

34.

After transcription mRNA goes from the nucleus to the _________.

a)

Ribosome

b)

Mitochondria

c)

Endoplasmic Reticulum

d)

Vacuoles

35.
RNA is read in sections called:
a)
Triplets
b)
Genes
c)
Codons
d)
Genes
36.

What is the order for Protein Synthesis?

a)

Transcription -> Translation -> Protein

b)

Translation - > Transcription -> Protein

c)

Protein -> Transcription -> Translation

d)

Translation -> Protein -> Transcription

37.

Which organelle makes proteins?

a)

ribosome

b)

nucleus

c)

mitochondria

d)

chloroplast

38.

What are the building blocks of proteins called?

a)

Nucleic Acids

b)

Glucose

c)

Amino Acids

d)

Phosphate Groups

39.

In which stage of MEIOSIS does crossing over occur? (The exchange of genetic material between chromosomes in a tetrad.)

a)

Anaphase I

b)

Metaphase I

c)

Prophase I

d)

Telophase I

40.

Check all of the following that DO occur during Telophase I and cytokinesis.

a)

The separated homologous chromosomes are at opposite poles of the cell.

b)

The cell divides in two.

c)

The chromosomes do not uncoil, since they are getting ready for Meiosis II.

d)

Sister chromatids are pulled away from each other.

41.

At the start of Meiosis II, which of the following is NOT true?

a)

There are two cells.

b)

The cells are haploid.

c)

The chromosomes are paired up as homologues.

d)

DNA is present as two sister chromatids joined at the centromere.

42.

How many cells are formed at the end of Meiosis II?

a)

2

b)

3

c)

4

d)

8

43.

True or False. In Meiosis II, there are TWO cells that go through each phase at the same time.

a)

true

b)

false

44.

The products of MEIOSIS have _______ number of chromosomes.

a)

haploid

b)

diploid

45.

In which phase does crossing-over happen?

a)

Prophase I

b)

Prophase II

c)

Metaphase I

d)

Anaphase II

46.

After meiosis II, which of the following is true about the cells that are produced?

a)

Four cells are produced. They are identical to each other and each contains half the number of chromosomes that the parent cell has.

b)

Four cells are produced. Each is unique and contains half the number of chromosomes that the parent cell has.

c)

Four cells are produced. Each is unique and contains the same number of chromosomes that the parent cell has.

d)

Two cells are produced. Each is unique and contains the same number of chromosomes that the parent cell has.

47.

What effect does crossing over has in terms of traits of offspring?

a)

Results in identical traits of offsprings.

b)

Causes variation in the traits of offsprings.

c)

It really does nothing to the traits of offspring.

48.

The four cells that are produced after Meiosis are _______.

a)

haploid because they contain just half the number of chromosomes as the parent cell.

b)

diploid because they contain as many chromosomes as the parent cell.

c)

diploid because they contain twice as many chromosomes as the parent cell.

49.

How many cell divisions does meiosis have?

a)

0

b)

1

c)

2

d)

3

50.

Which part of meiosis produces diversity in gametes?

a)

DNA replication

b)

Prophase

c)

Crossing-over

d)

Cytokinesis

51.

Meiosis produces daughter cells that are genetically _________ each other.

a)

identical to

b)

different from

c)

superior to

d)

inferior to

52.

The daughter cells produced by meiosis are also called __________.

a)

somatic cells

b)

stem cells

c)

germ cells

d)

gametes

53.

What is the purpose of meiosis?

a)

to help the organism grow

b)

to repair damaged cells

c)

to heal injuries

d)

to create diversity in offspring

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