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WorksheetsBio111 Ch 11, 12, & 13 review (communication, Mitosis, & Meiosis
Total questions: 71
Worksheet time: 48mins
Name
Class
Date
1.
What is a G protein?
a)
specific type of membrane-receptor protein
b)
protein on the cytoplasmic side of a membrane
c)
membrane-bound enzyme
d)
relay protein
2.
What do second messengers do?
a)
transport a signal through the lipid bilayer
b)
relay a signal from the outside to the inside of the cell
c)
relay message from the inside of the mebrane throughout the cytoplasm
d)
dampen the message
3.
What determines whether a cell is a target cell for a particular signal molecule?
a)
phosphorylation cascade
b)
cAMP
c)
signal receptors
d)
phosphatase
4.
Do plant cells communicate using hormones?
a)
yes
b)
no
5.
Which of the following is a chemical message that usually travels through the bloodstream to target cells?
a)
hormone
b)
local regulator
c)
endocrine cell
6.
What is an organic compound that is made by glands in the body (pituitary, thyroid, etc) that is used in long distance communication between cells?
a)
Hormones
b)
Neurotransmitters
c)
Synapse
d)
Carbohydrates
7.
G proteins are a family of proteins involved in transmitting chemical signals originating from outside a cell into the inside of the cell. G proteins function as molecular switches.
Which of the following best describes the role in which the G protein is most intimately involved in the process shown above?
Which of the following best describes the role in which the G protein is most intimately involved in the process shown above?
a)
Production of the ligand molecule.
b)
Reception of the signal.
c)
Transduction of the signal.
d)
Production of response to signal.
8.
Which of the following is an example of a second messenger?
a)
cAMP
b)
GTP
c)
insulin
d)
epinephrine
9.
The stage in a cell’s life when it is not in the process of dividing.
a)
telophase
b)
anaphase
c)
interphase
d)
metaphase
10.
Chromatids are pulled towards opposite ends of the cell in this cell cycle phase.
a)
prophase
b)
anaphase
c)
cytokinesis
d)
telophase
11.
Organisms reproduce asexually by budding, ____________, and binary fission.
a)
replication
b)
mutation
c)
cytokinesis
d)
regeneration
12.
Two new membranes form around each group of chromosomes.
a)
cytokinesis
b)
metaphase
c)
prophase
d)
telophase
13.
The step in the cell cycle following mitosis, in which the cytoplasm divides.
a)
cytokinesis
b)
telophase
c)
prophase
d)
metaphase
14.
The process of mitosis results in two genetically _________ daughter cells.
a)
engineered
b)
different
c)
mutated
d)
identical
15.
During this time the cell grows and makes copies of its organelles and DNA.
a)
interphase
b)
anaphase
c)
telophase
d)
metaphase
16.
What is this an image of?
a)
chromatin
b)
DNA
c)
chromosome
17.
What is this an image of?
a)
chromatin
b)
DNA
c)
chromosome
18.
how many chromosomes are in this cell
a)
2
b)
4
c)
8
d)
16
19.
What are chromosomes?
a)
different versions of genes
b)
condensed DNA
c)
uncoiled DNA
20.
Structure (b) is a ____.
a)
chromosome
b)
chromatid
c)
centromere
21.
What is the next phase of mitosis?
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
22.
Name the previous phase.
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
23.
Name the phase:
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
24.
A cell spends most of its life in
a)
Anaphase
b)
Interphase
c)
Metaphase
d)
Prophase
25.
What phase is this?
a)
prophase
b)
metaphase
c)
anaphase
d)
telophase
26.
Asexual Reproduction has how many parents?
a)
1
b)
2
c)
3
d)
4
27.
In which stage of the cell cycle do the nucleus and its contents divide?
a)
synthesis
b)
growth/gap 1
c)
mitosis
d)
growth/gap 2
28.
During the growth/gap 1 stage of the cell cycle, a cell
a)
splits into two new cells
b)
doubles in size and growth
c)
Duplicates its DNA
d)
divides its cytoplasm
29.
Which of the following phrases best describes cytokenesis
a)
division of the cytoplasm
b)
division of the nucleus
c)
division of DNA
d)
division of surface area
30.
The process of mitosis and cytokenesis produce two two idenetical...
a)
daughter cells
b)
strands
c)
chromosomes
d)
chromatids
31.
During which phase of mitosis do sister chromatids separate from each other
a)
Prophase
b)
metaphase
c)
anaphase
d)
telophase
32.
Which phrase best describes cancer?
a)
absence of cyclins
b)
multiple gene mutations
c)
uncontrolled cell growth
d)
precesnce of genetic defects
33.
Each chromosome contains two identical parts called
a)
Chromatin
b)
Chromosome
c)
Sister Chromatid
d)
centromere
34.
Substage of Interphase in which the cell copies its DNA in preparation for cell division
a)
G1
b)
Synthesis
c)
G2
d)
Interphase
35.
Type of tumor that remains at original site
a)
Benign
b)
Malignant
c)
Metastaasis
d)
checkpoint
36.
Type of tumor that becomes invasive and impairs the function of one or more organs
a)
Benign
b)
Malignant
c)
Metastasis
d)
checkpoint
37.
The spreading of cancer cells through the circulatory system (blood vessels) and lymph nodes) that allows tumors to grow in other organs
a)
Benign
b)
Malignant
c)
Metastasis
d)
checkpoint
38.
Epinephrine (also known as adrenaline or adrenalin) is a hormone and a neurotransmitter. The model for the action of Epinephrine is shown below.
Which of the following molecules act as a second messenger in the cascade by which epinephrine stimulates the activation of the enzyme glycogen phosphorylase?
Which of the following molecules act as a second messenger in the cascade by which epinephrine stimulates the activation of the enzyme glycogen phosphorylase?
a)
Adenosine
b)
Adenylyl cyclase
c)
Citric acid
d)
Cyclic AMP
39.
Which of the following is a type of signal molecule that can pass through the lipid bilayer and bind to a receptor within the cytoplasm?
a)
protein
b)
ion
c)
steroid
d)
water
40.
Programmed cell death is called
a)
apoptosis
b)
cytokinesis
c)
interphase
d)
cancer
41.
Which of the following is a phase in the cell cycle?
a)
G1phase
b)
G2phase
c)
Mphase
d)
all of these choices
42.
Which of the following is a factor that can stop normal cells from growing?
a)
contact with other cells
b)
growth factors
c)
a cut in the skin
d)
cyclin that has been taken from a cell in mitosis
43.
Cancer creates abnormal cells by disrupting
a)
the cell cycle
b)
red blood cell formation
c)
DNA replication
d)
ATP synthesis
44.
Using drugs or medicines to destroy cancer cells.
a)
chemotherapy
b)
radiation therapy
c)
cancer surgery
d)
mitotic spindling
45.
How many PAIRS of chromosomes do humans have?
a)
23
b)
46
c)
1
d)
2
46.
I have 2 X chromosomes. What am I?
a)
Male
b)
Female
47.
What are small stretches of DNA that code for traits
a)
Nucleus
b)
Chromosomes
c)
Gene
d)
Centromeres
48.
The passing of characters from parents to offspring is called?
a)
Monohybrid cross
b)
Heredity
c)
True breeding
d)
Genetics
49.
The cells produced via meiosis are called:
a)
sex cells
b)
somatic cells
c)
body cells
d)
skin cells
50.
This produces 2 identical cells.
a)
mitosis
b)
meiosis
51.
A human usually has xx amount of chromosomes.
a)
6
b)
22
c)
4
d)
46
52.
What phase is shown in the picture?
a)
anaphase 1
b)
anaphase 2
c)
metaphase 1
d)
telophase 1
53.
Meiosis makes sperm and egg cells. In humans, sperm and egg cells each have _____ chromosomes. Therefore a fertilized human egg cell (sperm and egg cell combined) would create a cell with _____ chromosomes.
a)
23, 46
b)
46, 23
c)
2, 4
d)
50, 100
54.
What causes genetic variation in meiosis?
a)
chromosomes lining up
b)
crossing over of chromosomes
c)
separation of chromosomes
d)
chromosomes pulling apart
55.
Unlike mitosis, meiosis in male mammals results in the formation of
a)
one haploid gamete
b)
three diploid gametes
c)
four diploid gametes
d)
four haploid gametes
56.
When an area of a chromatid is exchanged with the matching area on a chromatid of its homologous chromosome, _________________ occurs
a)
crossing over
b)
mutagenesis
c)
hybridization
d)
fertilization
57.
What kind of cells are made in MEIOSIS?
a)
Haploid Gametes
b)
Diploid Somatic Cells
c)
Skin Cells
d)
Liver Cells
58.
Diploid Cells are represented by
a)
2n
b)
n
c)
4n
d)
1/2 n
59.
If the Diploid number of Carrots is 18, the haploid number is
a)
18
b)
9
c)
27
d)
36
60.
The process of crossing over occurs in what phase of meiosis?
a)
anaphase 1
b)
prophase 1
c)
prophase 2
d)
telophase 1
61.
A male shark has 40 chromosomes in each of its sex cells. How many would be present in its body cells?
a)
20
b)
40
c)
80
d)
160
62.
What is another reason we need meiosis?
a)
So the offspring has genes from both parents
b)
So the offspring has genes from one parent
c)
So the offspring has genes from neither parents
d)
So the offspring makes its own genes
63.
What phase is represented?
a)
prophase1
b)
prophase 2
c)
telophase 1
d)
telophase 2
64.
What phase is represented?
a)
metaphase 1
b)
metaphase 2
c)
anaphase 1
d)
anaphase 2
65.
Structure C is pointing to one ____.
a)
chromatid
b)
chromosome
c)
centromere
d)
DNA
66.
Which term refers to a picture of an individual’s chromosomes, used to detect genetic conditions?
a)
synapsis
b)
tetrad
c)
centriole
d)
karyotype
67.
DNA is replicated during ______ of the cell cycle.
a)
G1
b)
S
c)
G2
d)
G0
68.
What chromosomal abnormality causes Down's Syndrome?
a)
Trisomy 47
b)
Trisomy 46
c)
Trisomy 21
d)
Trisomy 23
69.
What is the name of the structure labeled X?
a)
Centriole
b)
Centrosome
c)
Chromatid
d)
Chromosome
70.
The reason some linked genes may get separated during gamete formation is - - -
a)
genes aren't on the same chromosome
b)
genes don't compliment each other well
c)
a crossing over event shuffles the genes
d)
an environmental impact forces the genes to shuffle
71.
Which of the following is an example of a second messenger?
a)
cAMP
b)
GTP
c)
insulin
d)
epinephrine
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