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DNA and Cell Division Exam

Total questions: 56

Worksheet time: 28mins

Name
Class
Date
1.

Which molecule is the genetic material for all living things?

a)

RNA

b)

DNA

c)

Protein

d)

Nucleotides

2.

What are the building blocks of nucleic acids?

a)

Amino Acids

b)

Sugars

c)

Nucleotides

d)

Fatty acids

3.

Which of the following is NOT a characteristic of DNA

a)

Double Helix Shape

b)

Antiparallel

c)

Strands are complementary

d)

Functions as an enzyme

4.

Which of the following correctly states the pairing rules for DNA?

a)

A-T and C-G

b)

A-G and C-T

c)

G-T and A-C

d)

A-T-C-G

5.

Which enzyme is responsible for the creation of the new DNA strand?

a)

Helicase

b)

Ligase

c)

Primase

d)

DNA Polymerase

6.

Which enzyme breaks the hydrogen bonds between the DNA strands, opening it up?

a)

Helicase

b)

Ligase

c)

Primase

d)

DNA Polymerase

7.

Which enzyme lays down the primers, so DNA Polymerase can begin copying?

a)

Helicase

b)

Ligase

c)

Primase

d)

DNA Polymerase

8.

Which enzyme is responsible for putting the Okazaki fragments together on the lagging strand.

a)

Helicase

b)

Ligase

c)

Primase

d)

DNA Polymerase

9.

DNA Polymerase works in what direction?

a)

3' to 5' on the template

b)

5' to 3' on the template

c)

It can work in any direction

10.

The Central Dogma of Biology states

a)

DNA -> RNA

b)

RNA -> DNA -> Protein

c)

DNA -> RNA -> Protein

d)

Protein -> RNA -> DNA

11.

Where does DNA replication occur in Eukaryotes?

a)

Cytoplasm

b)

Nucleus

c)

Endoplasmic Reticulum

d)

Lysosome

12.

Where does transcription occur?

a)

Nucleus

b)

Cytoplasm

c)

Endoplasmic Reticulum

d)

Lysosome

13.

What is the template in the process of transcription?

a)

DNA

b)

RNA

c)

Protein

d)

Amino Acids

14.

What is the product from the process of transcription?

a)

DNA

b)

RNA

c)

Protein

d)

Amino Acids

15.

What molecule is responsible for producing RNA through transcription?

a)

DNA Polymerase

b)

Ligase

c)

RNA Polymerase

d)

Polymerase

16.

The enzyme responsible for splicing out introns from the primary transcript RNA to produce the mature mRNA

a)

DNA Polymerase

b)

RNA Polymerase

c)

Reverse Transcriptase

d)

Spliceosome

17.

What are the pieces of RNA that are kept after splicing to form the mature mRNA?

a)

Exons

b)

Introns

c)

Extrons

d)

Megatron

18.

Where does the process of translation occur?

a)

Nucleus

b)

Cytoplasm

c)

Endoplasmic Reticulum

d)

Extracellular Matrix

19.

What is the template used in the process of translation?

a)

DNA

b)

mRNA

c)

tRNA

d)

Protein

20.

What is the product of the process of translation?

a)

DNA

b)

mRNA

c)

tRNA

d)

Protein

21.

The name for a set of three nucleotides corresponding to an amino acid.

a)

mRNA

b)

tRNA

c)

codon

d)

trinucleotide

22.

The nucleic acid that carries the information of the gene to the ribosome.

a)

DNA

b)

mRNA

c)

tRNA

d)

rRNA

23.

The nucleic acid that carries the amino acids.

a)

DNA

b)

mRNA

c)

tRNA

d)

rRNA

24.

The nucleic acid that is part of the ribosome.

a)

DNA

b)

mRNA

c)

tRNA

d)

rRNA

25.

What results at the end of mitosis?

a)

4 cells that are all different

b)

2 genetically unique diploid cells

c)

2 genetically identical diploid cells

d)

2 genetically identical haploid cells

26.

Which of the following is NOT part of interphase?

a)

G1

b)

Prophase

c)

S phase

d)

G2

27.

Which of the following phases does most cell growth occur in?

a)

G1

b)

S

c)

G2

d)

Metaphase

28.

In which phase does the DNA replicate?

a)

G1

b)

S

c)

G2

d)

Anaphase

29.

The phase of mitosis where sister chromatids separate.

a)

Prophase

b)

Metaphase

c)

Anaphase

d)

Telophase

30.

The phase of mitosis where chromosomes line up in the middle of the cell.

a)

Prophase

b)

Metaphase

c)

Anaphase

d)

Telophase

31.

The phase of mitosis when the chromosome unwind, nuclear envelope reforms, and spindle apparatus breaks down.

a)

Prophase

b)

Metaphase

c)

Anaphase

d)

Telophase

32.

The phase of mitosis when chromatin condenses into chromosomes, the spindle apparatus forms, and the nuclear envelope breaks down.

a)

Prophase

b)

Metaphase

c)

Anaphase

d)

Telophase

33.

The process by which one cell splits into two cells.

a)

Mitosis

b)

Meiosis

c)

Cytokinesis

d)

Karyokinesis

34.

What type of cell splits into two by the formation of a cleavage furrow?

a)

Plant

b)

Animal

c)

Prokaryote

35.

What type of cell splits into two cells by forming a cell plate?

a)

Plant

b)

Animal

c)

Prokaryote

36.

The term meaning a cell has two of each chromosome.

a)

Haploid

b)

Diploid

c)

Triploid

d)

Polyploid

37.

If an organism had a diploid number of 8, its haploid number would be

a)

8

b)

2

c)

4

d)

16

38.

The process of meiosis results in

a)

2 genetically unique diploid cells

b)

4 genetically unique haploid cells

c)

4 genetically identical diploid cells

d)

4 genetically unique diploid cells

39.

The phase of Meiosis where the homologous chromosomes line up in the middle of the cell

a)

Prophase I

b)

Metaphase I

c)

Metaphase II

d)

Anaphase II

40.

The phase of meiosis where the chromatin condenses into chromosomes, spindle apparatus forms, and nuclear envelope breaks down.

a)

Prophase I

b)

Metaphase II

c)

Telophase I

d)

Anaphase I

41.

The phase of meiosis where the sister chromatids separate

a)

Metaphase II

b)

Anaphase II

c)

Anaphase I

d)

Telophase I

42.

The phase of meiosis where the homologous chromosomes separate

a)

Prophase II

b)

Metaphase II

c)

Anaphase I

d)

Anaphase II

43.

The process in which parts of homologous chromosomes can be exchanged.

a)

Nondisjunction

b)

Elaboration

c)

Excision

d)

Crossing Over

44.

What occurs when chromosomes do not correctly separate during Anaphase I or Anaphase II

a)

Crossing over

b)

Separation

c)

Nondisjunction

d)

Attachment

45.

The actual expression of a gene

a)

Genotype

b)

Phenotype

c)

Looks

d)

Proteinases

46.

The actual alleles an individual has

a)

Genotype

b)

Phenotype

c)

Looks

d)

Chromosomal assessment

47.

The different versions of a gene

a)

Genotype

b)

Phenotype

c)

Genes

d)

Alleles

48.

Which of the following would correctly show an individual that is homozygous dominant

a)

BB

b)

Bb

c)

bb

d)

bB

49.

Which of the following would correctly show an individual that is heterozygous?

a)

H

b)

HH

c)

Hh

d)

hh

50.

Traits that show a continuum of expression are known as

a)

Environmental

b)

Incomplete dominance

c)

Complete dominance

d)

Polygenic traits

51.

A trait where both alleles are expressed in heterozygous individuals.

a)

Polygenic trait

b)

Incomplete dominance

c)

Codominance

d)

Dominant/Recessive relationship

52.

Genetic relationship where heterozygous individuals are a blending of the two alleles

a)

Incomplete dominance

b)

Polygenic trait

c)

Codominance

d)

Dominant/Recessive relationship

53.

The molecular tag that stops genes from being expressed.

a)

Methylation

b)

Acetylation

c)

Alcoholation

d)

Hydration

54.

The environment plays no role in the expression of genes.

a)

True

b)

False

55.

Which of the following correctly shows the complementary strand of ACCTACGCA

a)

TGGAAGCGA

b)

ACCTACGCA

c)

TGGATGCGT

d)

ACGCATCCA

56.

Which of the following correctly show the mRNA that would result from TACGGCATT

a)

AUGCCGUAA

b)

AAUGCCGUA

c)

ATGCCGTAA

d)

AUGGGCATT