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Biology 2-Final

Total questions: 75

Worksheet time: 38mins

Name
Class
Date
1.

There are animals on Earth with the ability to digest cellulose.

a)

True

b)

False

2.

There are 64 different codons.

a)

True

b)

False

3.

Soon after birth, females have versions of all the eggs they will ever have in their life.

a)

True

b)

False

4.

AUG is the start codon.

a)

True

b)

False

5.

A recessive allele is expressed in a heterozygous individual.

a)

True

b)

False

6.

Individual organisms evolve, not populations.

a)

True

b)

False

7.

p2 represents the heterozygotes in Hardy Weinberg.

a)

True

b)

Fase

8.

A homozygote has 2 different alleles for a particular gene.

a)

True

b)

False

9.

The human lungs have muscles in them.

a)

True

b)

False

10.

A monohybrid cross involves only 1 trait.

a)

True

b)

False

11.

Jellyfish and worms have skeletons.

a)

True

b)

False

12.

Okazaki fragments are put together on the lagging strand.

a)

True

b)

False

13.

Nucleotide pairing occurs between a purine and a purine.

a)

True

b)

False

14.

Which organism did Mendel use to work out the laws of segregation and independent assortment?

a)

Garden Pea

b)

Fruit Fly

c)

E. Coli

d)

Neurospora

15.

Which of the following discussed can be considered “pathogens”?

a)

Bacteria and Protozoans Only

b)

Viruses and Bacteria

c)

Viruses

d)

Bacteria

16.

Like air, blood moves from ____ pressure to ____ pressure.

a)

High --> Low

b)

Low --> High

c)

Low --> Low

d)

High --> High

17.

A sample of DNA contains 33% Adenine. How much Cytosine does it contain?

a)

33%

b)

66%

c)

34%

d)

22%

18.

The appropriate adjective to describe DNA replication is __.

a)

nondisruptive

b)

semiconservative

c)

progressive

d)

natural

19.

Who is the “father of genetics”?

a)

Watson and Crick

b)

Henri Becquerel

c)

None of these

d)

Gregor Mendel

20.

The ____ strand is replicated in the same direction as the replication fork.

a)

Leading

b)

Lagging

c)

Top

d)

Bottom

21.

4 of the 5 below are characteristics of a population in Hardy-Weinberg equilibrium. Choose the exception.

a)

Random Mating

b)

No Mutation

c)

Differential Survival

d)

No Gene Flow

e)

Large Population

22.

Each DNA molecule has a backbone consisting of alternating

a)

Purines and Pyrimidimes

b)

Nitrogen Containing Bases

c)

Sugar and Phosphates

d)

Hydrogen Bonds

23.

A nucleotide may contain

a)

Purine

b)

Phosphate

c)

Deoxyribose

d)

All of these

24.

The _____ stand is replicated away from the replication fork.

a)

Leading

b)

Lagging

c)

Top

d)

Bottom

25.

What is the form of RNA that carries the code from the DNA to the stie where the protein is assembled?

a)

messenger RNA

b)

ribosomal RNA

c)

transfer RNA

d)

nuclear RNA

26.

Which of the following is effective in preventing viral infections in humans?

a)

getting vaccinated

b)

applying antiseptics

c)

taking antibiotics

d)

taking vitamins

27.

The ____ site of the ribosome holds the growing polypeptide.

a)

A

b)

E

c)

P

d)

R

28.

Epinephrine is also known as ______.

a)

Insulin

b)

Thyroxin

c)

Adrenaline

d)

Estrogen

29.

When a ribosome reaches a “Stop” Codon, a special protein called a ____ causes the process of translation to end.

a)

Release Protein

b)

Release Factor

c)

Stop Factor

d)

Stop Protein

30.

A rod shaped bacterium is called...

a)

Coccus

b)

Bacilli and Coccus

c)

Spirillum

d)

Bacillus

31.

Human skin color is an example of a ____ gene.

a)

Simple

b)

Polygenic

c)

Dominant

d)

None of these

32.

___________ untwists and separates complementary DNA strands.

a)

DNA Helicase

b)

Topoisomerase

c)

DNA Ligase

d)

Primase

33.

Neurons bundle together to form ____.

a)

Axons

b)

Dendrites

c)

Nerves

d)

Nodes of Ranvier

34.

New variations of genes may be produced by ___.

a)

Gene Flow

b)

Mutation

c)

Sexual Reproduction

d)

All of these

35.

Which of the following describes a genotype?

a)

Blue Eyes

b)

None of these

c)

Blonde Hair

d)

Tt

36.

Which word refers to anything to do with the kidneys?

a)

Renal

b)

Pulmonary

c)

Circulatory

d)

Nervous

37.

When examining a cross of 2 different genes, we must perform what is called a ___ cross.

a)

Genetic

b)

Test

c)

Monohybrid

d)

Dihybrid

38.

Which of the following is the most common compound in the cell walls of gram-positive bacteria?

a)

Cellulose

b)

Peptidoglycan

c)

Protein

d)

Polysaccharides

39.

In the Hardy Weinberg equation, the term q2 refers to the frequency of

a)

a recessive alelle.

b)

the homozygous recessive genotype

c)

heterozygotes in population

d)

dominant allele

40.

When your blood sugar rises, your pancreas releases _____.

a)

Insulin

b)

Thyroxin

c)

Epinephrine

d)

Estrogen

41.

Small circular molecules of DNA in bacteria are called...

a)

Transferons

b)

Plasmids

c)

Desmids

d)

F Particles

42.

In harsh conditions, certain species of bacteria may produce ___ in order to ensure future generations.

a)

Endospores

b)

Sex Pillus

c)

Fimbriae

d)

None of these

43.

James Watson and Francis Crick

a)

Won a Nobel Prize

b)

Established DNA as a double helix.

c)

Explained how DNA is replicated.

d)

All of these

44.

Which of the following evolve?

a)

Individual

b)

Species

c)

Population

d)

Genus

45.

3 of the 4 below are correctly paired. Choose the exception.

a)

A-C

b)

C-G

c)

A-T

d)

T-A

46.

4 of the 5 below are types of selection exhibited by nature. Select the exception.

a)

Artificial

b)

Disruptive

c)

Stabilizing

d)

Directional

e)

Sexual

47.

What structure allows bacteria to join together to transfer genes?

a)

Pores

b)

Sex Pillus

c)

Flagella

d)

Connectors

48.

Infective proteins are known as

a)

Retroviruses

b)

Viruses

c)

Viroids

d)

Prions

49.

“In a DNA sample, the amount of A matches the amount of T and the amount of G matches the amountof C.” This statement describes ______.

a)

Chargaff's Rule

b)

Crick's Rule

c)

Watson's Rule

d)

Franklin's Rule

50.

“Leukocytes” is another name for ________.

a)

Red Blood Cells

b)

Nerves

c)

White Blood Cells

d)

Platelets

51.

Female eggs are kept in the _________.

a)

Ovaries

b)

Uterus

c)

Fallopian Tubes

d)

Testicles

52.

What term is used to describe movement in response to a stimulus in bacteria?

a)

Infection

b)

Taxis

c)

Osmosis

d)

Flagella

53.

Each year, emerging viruses arise. This is because...

a)

Viruses can mutate into new strains.

b)

Viruses do not require host cells.

c)

Viruses reproduce on their own.

d)

None of the above.

54.

The synthesis of an RNA molecule from a DNA template strand is

a)

Replication

b)

Translation

c)

Transcription

d)

DNA synthesis

55.

According to biology, the answer to “What is the meaning of life?” is ____.

a)

Breathing

b)

Reproduction

c)

Movement

d)

Excretion

56.

What is the name given to a virus that contains single stranded RNA that serves as a template for DNA synthesis?

a)

Retrovirus

b)

Provirus

c)

Bacteriophage

d)

None of these

57.

______ holds the strands apart during replication/

a)

Topoisomerase

b)

Polymerase

c)

Helicase

d)

Single Stranded Binding Proteins

58.

_______ joins Okazaki fragments together.

a)

Topoisomerase

b)

DNA Ligase

c)

Helicase

d)

Polymerase I

59.

Which of the following may cause a frameshift mutation?

a)

Insertion

b)

Deletion

c)

Both A and B

d)

Neither A or B

60.

Correctly identify the arrangement/shape of the bacteria pictured.

a)

Streptobacillus

b)

Streptococcus

c)

Staphylococcus

d)

Staphylobacillus

61.

Which of the following connect muscles to bone?

a)

Tendons

b)

Ligaments

c)

Cartilage

d)

None of these

62.

Which branch of the nervous system is responsible for handling stress?

a)

Sympathetic

b)

Parasympathetic

c)

Efferent

d)

Afferent

63.

The pictured graph represents _____ selection.

a)

Directional

b)

Disruptive

c)

Stabilizing

d)

Physical

64.

How many bones do humans have?

a)

205

b)

206

c)

207

d)

208

65.

What structures bring urine from the kidney to the urinary bladder?

a)

Urethra

b)

Nephron

c)

Ureter

d)

None of these

66.

Various forms of a gene at a given locus are called?

a)

Chiasmata

b)

Alleles

c)

Chromatids

d)

Autosomes

67.

An individual with genetic make up BB is said to be

a)

Recessive

b)

Heterozygous

c)

Homozygous

d)

Phenotypic

68.

An ___________ is anything that causes your immune system to ID a pathogen and then neutralize it.

a)

Antigen

b)

Antibody

c)

Killer Cell

d)

Neutrophil

69.

Which of the following is not a type of muscle?

a)

Cardiac

b)

Autonomic

c)

Smooth

d)

Skeletal

70.

Spherical bacteria are named ___.

a)

Cocci

b)

Spirilla

c)

Bacilli

d)

All of these

71.

The genetic code is made up of units consisting of ___ nucleotides called “codons.”

a)

2

b)

3

c)

5

d)

6

72.

Digestion starts in the ____.

a)

Stomach

b)

Esophagus

c)

Intestines

d)

Mouth

73.

Mad cow disease is caused by a____.

a)

Bacteria

b)

Virus

c)

Viroid

d)

Prion

74.

The introduction of a small population onto an island that results in a limited gene pool for population best describes

a)

Hardy Weinberg

b)

Bottleneck Effect

c)

Founder Effect

d)

All of these

75.

Which of the following is the genotype for type O blood?

a)

TaTb

b)

ii

c)

II

d)

oo

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