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A&P Lecture Quiz: Ch 3 & 4

Total questions: 65

Worksheet time: 34mins

Name
Class
Date
1.

in which cell cycle phase does the cell undergo DNA replication?

a)

M

b)

S

c)

G1G_1  

d)

G2G_2  

2.

in which cell cycle phase does the cell have checkpoints for errors in DNA replication?

a)

G2G_2  

b)

S

c)

M

d)

G1G_1  

3.

Which stages of the cell cycle are considered interphase?

a)

M

b)

S

c)

G1G_1  

d)

G2G_2  

4.

what happens during the mitotic phase?

a)

replication of the nucleus

b)

normal cell function

c)

cytokinesis

d)

DNA replication

5.

what is cytokinesis?

a)

division of the nucleus

b)

chromosomes meet in the middle

c)

spindle fibers attach to chromosomes at kinetochore

d)

division of the cytoplasm

6.

name the mitotic phase:

chromatin condenses forming chromosomes

nuclear envelope disintegrates

mitotic spindles form and connect to centromeres at kinetochores

centrioles move to opposite poles

a)

prophase

b)

metaphase

c)

anaphase

d)

telophase

7.

name the mitotic phase:

two centrosomes with centrioles are at opposite poles of the cell

spindle fibers line chromosomes up in the middle

a)

prophase

b)

metaphase

c)

anaphase

d)

telophase

8.

name the mitotic phase:

kinetochore microtubules shorten pulling sister chromatids to opposite poles

(shortest phase)

a)

prophase

b)

metaphase

c)

anaphase

d)

telophase

9.

name the mitotic phase:

chromosomes unwind into chromatin

nuclear envelopes develop around new chromatin masses

each nuclear envelope contains identical genetic information

cell is binucleate

a)

prophase

b)

metaphase

c)

anaphase

d)

telophase

e)

cytokinesis

10.

name the phase:

a contractile ring of actin microfilaments forms a cleavage furrow and pinches the cell apart

a)

prophase

b)

metaphase

c)

anaphase

d)

telophase

e)

cytokinesis

11.

what is the first step in DNA replication?

a)

enzymes unwind DNA and expose bases

b)

identical bases are bonded to DNA

c)

complementary bases are bonded to DNA

d)

tRNA brings amino acids to DNA

12.

why is DNA said to be semi–conservative?

a)

because nitrogenous bases are added carefully

b)

because they body saves the DNA

c)

because each new DNA strand has one old strand and one new strand

d)

because enzymes build DNA in opposite directions

13.

What enzyme helps build DNA during replication?

a)

helicase

b)

DNA polymerase

c)

RNA polymerase

d)

Taq polymerase

14.

which cells are in constant mitotic division?

a)

skeletal cells

b)

nervous cells

c)

muscle cells

d)

epithelial cells

15.

what is the product of somatic cell division?

a)

two identical daughter cells

b)

two identical cells

c)

four identical cells

d)

two non–identical cells

16.

What is this?

a)

centromere

b)

chromatin

c)

sister chromatid

d)

chromosome

17.

what is this?

a)

sister chromatid

b)

chromatin

c)

chromosome

d)

centromere

18.

what is this?

a)

chromosome

b)

centromere

c)

chromatin

d)

sister chromatid

19.

what is a sequence in DNA that codes for polypeptides called?

a)

chromosome

b)

gene

c)

nucleus

d)

ribosome

20.

how many triplets of genetic code are possible?

a)

3

b)

64

c)

20

d)

192

21.

what is the goal of transcription and translation?

a)

DNA replication

b)

DNA conservation

c)

immunity

d)

polypeptide and protein synthesis

22.

what happens during transcription?

a)

DNA strand is made from RNA using complementary base pairs

b)

polypeptide chain is made by tRNA ferrying amino acids

c)

mRNA strand is made from DNA using complementary base pairs

d)

DNA is copied

23.

which enzyme is used during transcription to build mRNA?

a)

DNA polymerase

b)

RNA polymerase

c)

Taq polymerase

d)

ATP synthase

24.

Fill in the blank:

a)

RNA

b)

DNA

c)

polypeptides

d)

amino acids

25.

fill in the blank:

a)

tRNA

b)

rRNA

c)

mRNA

d)

RNA

26.

fill in the blank:

a)

protein

b)

RNA

c)

ribosome

d)

nucleic acid

27.

fill in the blank:

a)

replication

b)

translation

c)

copying

d)

transcription

28.

fill in the blank:

a)

protein synthesis

b)

translation

c)

tRNA

d)

nucleic acids

29.

name this process:

1. transcription factors bind to promoter

2. starting from the promoter, the DNA untwists and separates

3. RNA polymerase builds mRNA using complementary base pairs

4. DNA sense strand is a template for complementary pre–mRNA molecule

5. triplet DNA bases made 3–base codons on mRNA

6. pre–mRNA is edited of introns by spliceosomes and mRNA moves to ribosomes

a)

replication

b)

translation

c)

transcription

d)

mitosis

30.

where does transcription occur?

a)

ribosomes

b)

nucleus

c)

cytoplasm

d)

mitochondria

31.

where does translation occur?

a)

ribosome

b)

nucleus

c)

cytosol

d)

golgi complex

32.

name the process:

1. mRNA binds with the small ribosome unit

2. tRNA in cytoplasm picks up specific free amino acids

3. loaded tRNA with corresponding anti–codons links to codon of mRNA

4. binding of methionine tRNA and initiator mRNA codon causes ribosome units to bind

5. mRNA moves onto ribosome energized by GTP

6. amino acids are linked as tRNA moves down mRNA

a)

transcription

b)

replication

c)

translation

d)

ATP synthase

33.

what is the start codon?

a)

AUG

b)

AAG

c)

UAG

d)

GAU

34.

what is the "start" amino acid?

a)

leucine

b)

glutamine

c)

alanine

d)

methionine

35.

what enzme helps tRNA pick up amino acids in the cytoplasm?

a)

ATP synthase

b)

DNA polymerase

c)

RNA polymerase

d)

Aminoacyl–tRNA synthase

36.

what are the four types of tissue?

a)

skeletal

muscular

reticular

epithelial

b)

connective

epithelial

muscle

nervous

c)

cartilage

muscle

nervous

epithelial

d)

muscular

skeletal

cartilage

nervous

37.

what is the function of epithelial tissue?

a)

protection

absorption

filtration

secretion

b)

cushion

sweating

support

movement

c)

absorption

digestion

heat

d)

cosmetic

38.

does epithelial tissue have veins or blood vessels?

a)

yes

b)

no

39.

which part of epithelial tissue is attached to connective tissue?

a)

top

b)

stratum lucidum

c)

basement membrane

d)

epidermis

40.

how would you classify 1 layer of cells?

a)

short

b)

simple

c)

stratefied

d)

small

41.

how would you classify multiple layers of cells?

a)

simple

b)

cuboidal

c)

pseudostratified

d)

stratified

42.

what layer decides the name of shape?

a)

top

b)

bottom

c)

middle

d)

second

43.

what is it classified as if the cell is as long as it is wide?

a)

stratified

b)

cuboidal

c)

squamous

d)

columnar

44.

what is it classified as if the cell is taller than it is wide?

a)

squamous

b)

cuboidal

c)

columnar

d)

pseudostratified

45.

what is it classified as if the cell is wider than it is tall?

a)

squamous

b)

stratified

c)

simple

d)

columnar

46.

what is it classified as if the cell appears to have multiple rows because of the differing heights of their nuclei but actually only have 1 row

a)

pseudostratified

b)

stratified

c)

fake

d)

simple

47.

what is the function of simple squamous epithelium?

a)

secretion

b)

filtration & diffusion

c)

absorption

d)

protection

48.

what kind of cells are found in the alveoli in the lungs, kidneys, mesothelium, endothelium, lining the heart and blood vessels

a)

pseudostratified columnar epithelium

b)

simple columnar epithelium

c)

stratified squamous epithelium

d)

simple squamous epithelium

49.

what is the function of stratified squamous epithelium?

a)

filtration

b)

mechanical stressors

c)

absorption

d)

secretion

50.

what does keratinized mean?

a)

no nuclei

b)

nuclei

51.

what type of tissue is found in the:

skin

oral cavity

pharynx

esophagus

vagina

anus

a)

pseudostratified columnar epithelium

b)

stratified cuboidal epithelium

c)

stratified columnar epithelium

d)

stratified squamous epithelium

52.

what is the function of simple cuboidal epithelium?

a)

movement

b)

filtration

protection

c)

secretion & absorption

d)

protection

53.

what type of tissue would be found in the kidney tubules and gland ducts?

a)

simple squamous epithelium

b)

stratified cuboidal epithelium

c)

simple cuboidal epithelium

d)

stratified columnar epithelium

54.

what is the function of stratified cuboidal epithelium?

a)

protection

secretion

absorption

b)

filtration

c)

flexibility

d)

movement

55.

where would stratified cuboidal epithelium be found?

a)

some ducts

b)

lungs

c)

heart

d)

skin

56.

what is the function of transitional epithelium?

a)

expands & contracts

b)

protection

c)

absorption

d)

secretion

57.

what type of tissue would be found in the urinary bladder and ureturs?

a)

stratified squamous epithelium

b)

stratified cuboidal epithelium

c)

transitional epithelium

d)

pseudostratified columnar epithelium

58.

what kind of epithelium looks cuboidal when relaxed and squamous during pressure

a)

pseudostratified epithelium

b)

transitional epithelium

c)

simple cuboidal epithelium

d)

simple squamous epithelium

59.

what is the function of simple columnar epithelium?

a)

excretion

b)

digestion

c)

filtration

d)

secretion & absorption

60.

what kind of tissue would be found in the GI tract, gallbladder, uterine tubes, and kidneys?

a)

stratified squamous epithelium

b)

stratified columnar epithelium

c)

simple squamous epithelium

d)

simple columnar epithelium

61.

where is stratified columnar epithelium found?

a)

uterine tubes

b)

alveoli

c)

some large ducts like the male urethra

d)

blood vessels

62.

what is the function of pseudostratified columnar epithelium?

a)

protection,

secretion,

& moving mucus

b)

absorption

c)

excretion

protection

d)

filtration

moving mucus

63.

what kind of tissue is found in the the trachea, bronchi, & nasal cavity?

a)

stratified columnar epithelium

b)

pseudostratified columnar epithelium

c)

simple columnar epithelium

d)

pseudostratified cuboidal epithelium

64.

what is the function of stratified columnar epithelium?

a)

excretion

b)

filtration & diffusion

c)

protection & secretion

d)

absorption

65.

in which cell cycle does the cell perform daily life functions?

a)

S

b)

G2G_2  

c)

M

d)

G1G_1  

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