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Chapter 11 and 12 BIO

Total questions: 60

Worksheet time: 30mins

Name
Class
Date
1.

Which of the following statements about stem cells is true?

a)

They are larger than regular somatic cells that can be used to absorb broken cells

b)

They are undifferentiated cells located in the brain stem

c)

They are undifferentiated cells that can turn into different cell types

d)

They are cells that grow uncontrollably

2.

What are the TWO purposes of meiosis? (SELECT TWO)

a)

genetic variation

b)

growth

c)

gamete formation

d)

repair

3.

What are the TWO purposes of mitosis? (SELECT TWO)

a)

genetic variation

b)

growth

c)

gamete formation

d)

repair

4.

Which type of cell division is shown in the diagram? Pay attention to how the chromosomes are being distributed.

a)

asexual reproduction

b)

meiosis

c)

mitosis

d)

DNA repliation

5.

Compare the number of chromosomes contained in a human body cell to a human gamete. How many chromosomes would normally be contained in a gamete?

a)

the same number of chromosomes in a human body cell and human gamete

b)

the twice as many chromosomes in a human body cell and human gamete

c)

the on fourth as many chromosomes in a human body cell and human gamete

d)

the half as many chromosomes in a human body cell and human gamete

6.

The final stage of the cell cycle where the cell splits in two.

a)

Interphase

b)

Cytokinesis

c)

The cell cycle

d)

Replication

7.

The exchange of genetic material between homologous chromosomes.

a)

Translation

b)

Crossing over

c)

DNA replication

d)

Cell cycle

8.

Asexual reproduction creates offspring that are

a)

genetically identical to the parent

b)

different from the parent

c)

different from each other

d)

formed by 2 parents

9.
Which phase of mitosis is this?
a)
Prophase
b)
Metaphase
c)
Telophase
d)
Anaphase
10.
Which phase of mitosis is this?
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
11.
Which phase of mitosis is this?
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
12.
Which phase of mitosis is this?
a)
Prophase
b)
Anaphase
c)
Metaphase
d)
Telophase
13.
What is the next step in the cell cycle after this?
a)
prophase
b)
anaphase
c)
the growth of the cell
d)
the copying of DNA
14.
Which phrase best describes cancer?
a)
absence of cyclins
b)
multiple gene mutations
c)
uncontrolled cell growth
d)
precesnce of genetic defects
15.

Mass of rapidly dividing cells that can damage surrounding tissue.

a)

growth factor

b)

human growth hormone

c)

cancer

d)

tumor

16.

Which surface area : volume ratio represents the MOST effective cell?

a)

2:1

b)

1:2

c)

6:1

d)

1:6

17.

Which is NOT a reason that cells divide?

a)

to keep cells small

b)

to increase cell size

c)

to make more cells for growth

d)

to make more cells for repair

18.

When a cell is dividing, the DNA must coil up tight so it doesn't get damaged or lost. What form of DNA is this?

a)

nucleolus

b)

chromosome

c)

ribosome

d)

chromatin

19.

What are identical copies of chromosomes called and what is the protein that holds them together?

a)

spindles, homologous chromosomes

b)

homologous chromosomes, centromere

c)

sister chromatids, spindles

d)

sister chromatids, centromere

20.

Which 3 phases make up interphase?

a)

G1, S, & G2

b)

G1, G2, & M

c)

G2, S, & M

d)

G1, M, & G2

21.

What is the actual name of the S phase?

a)

Symbiosis

b)

Secondary

c)

Synthesis

d)

Simple

22.

What happens during G1?

a)

The cell grows and carries out normal functions

b)

The DNA in the cell is copied

c)

The cell grows a little bit more

d)

The cell divides itself

23.

What happens during S?

a)

The cell grows and carries out normal functions

b)

The DNA in the cell is copied

c)

The cell grows a little bit more

d)

The cell divides itself

24.

What happens during G2?

a)

The cell grows and carries out normal functions

b)

The DNA in the cell is copied

c)

The cell grows a little bit more

d)

The cell divides itself

25.

What happens during M?

a)

The cell grows and carries out normal functions

b)

The DNA in the cell is copied

c)

The cell grows a little bit more

d)

The cell divides itself

26.

What happens during prophase?

a)

Chromosomes condense

b)

Chromosomes line up in the middle of the cell

c)

Sister chromatids separate and move to opposite sides

d)

Chromosomes unwind

27.

What happens during anaphase?

a)

Chromosomes condense

b)

Chromosomes line up in the middle of the cell

c)

Sister chromatids separate and move to opposite sides

d)

Chromosomes unwind

28.
How many cells are created at the end of Mitosis?
a)
1
b)
2
c)
3
d)
4
29.

Stem cells are ____________________.

a)

cells that grow uncontrollably

b)

undifferentiated cells that can turn into other types of cells

c)

the first cells of a new living organism (fertilized egg)

d)

specialized cells that do one job

30.
What is a recessive allele?
a)
A trait that is always shown (capital letter)
b)
A trait that can be hidden (lower case letter)
c)
Alleles that are the same
d)
Alleles that are different
31.
What is a dominant allele?
a)
A trait that is always shown (capital letter)
b)
A trait that can be hidden (lower case letter)
c)
Alleles that are the same
d)
Alleles that are different
32.
This means Same Gene
a)
Dominant
b)
Recessive
c)
Heterozygous
d)
Homozygous
33.
This means Different Gene
a)
Dominant
b)
Recessive
c)
Homozygous
d)
Heterozygous
34.
____________________ are used to make predictions about the genotypes and phenotypes of offspring.
a)
Dominant Squares
b)
Punnett Grids
c)
Punnett Squares
d)
Recessive Squares
35.
What is Bb?
a)
Homozygous
b)
Heterozygous
c)
Recessive
d)
Alleles
36.
What are the two genotypes that show the DOMINANT Phenotype
a)
GG, gg
b)
GG, Gg
c)
Gg, gg
37.

In plants, tall (T) is dominant to short (t).


Draw a punnett square and perform the following cross: Tt x Tt


What is the probability of producing a short plant?

a)

0%

b)

25%

c)

50%

d)

75%

38.

What genotype would go in box 2? And is it Homozygous or Heterozygous?

a)

BB Heterozygous

b)

Bb Heterozygous

c)

bb Homozygous

d)

Bb Homozygous

39.
What genotype is missing from this Punnett Square?
a)
RrYy
b)
RRYY
c)
rryy
d)
RrYY
40.
An organism’s genetic makeup or allele combination.
a)
Genotype
b)
Phenotype
c)
Beanotype
d)
Notype
41.
An organism’s physical appearance, or visible traits. 
a)
Genotype
b)
Phenotype
c)
Beanotype
d)
Notype
42.

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

a)

2

b)

3

c)

4

d)

8

43.

Which of the following does NOT happen during Telophase II?

a)

the nuclei reform

b)

each cell begins to split evenly in two

c)

the chromosomes duplicate

d)

the nuclei contain a haploid number of chromosomes

44.

The products of MEIOSIS have _______ number of chromosomes.

a)

haploid

b)

diploid

45.
What phase is shown here?
a)
Telophase II
b)
Anaphase II
c)
Metaphase I
d)
Interphase I
46.
What phase is shown here?
a)
Anaphase I
b)
Prophase I
c)
Metaphase II
d)
 Metaphase I
47.
What phases is shown here?
a)
Prophase II
b)
Prophase I
c)
Anaphase II
d)
Interphase I
48.
What phase is shown here?
a)
Anaphase II
b)
Metaphase I
c)
Anaphase I
d)
Telophase II
49.
What phase is shown here?
a)
Prophase II
b)
Metaphase I
c)
Metaphase II
d)
Anaphase I
50.
What phase is this?
a)
Interphase II
b)
Prophase I
c)
Metaphase I
d)
Anaphase II
51.

In which phase of Meiosis does crossing-over happen?

a)

Prophase I

b)

Metaphase I

c)

Anaphase I

d)

Telophase I

52.
What type of inheritance do two alleles have if their traits blend together? 
a)
Incomplete Dominance
b)
Co-Dominance
c)
Mendelian Inheritance
d)
Homozygous Inheritance
53.

A calico cat shows both the traits for orange fur and black fur. What kind of allele expression is this?

a)

Incomplete dominance

b)

Codominance

54.

Red flowers (R) show incomplete dominance over white flowers (r). Cross two pink flowers (Rr).

What percentage of the offspring will have pink flowers?

a)

0%

b)

25%

c)

50%

d)

75%

e)

100%

55.

Red hair (R) and white hair (W) are codominant in cows. They produce a cow with both red and white spots, called "roan", when mixed.

Cross a white cow (WW) with a roan cow (RW).

What percentage will be roan?

a)

0%

b)

25%

c)

50%

d)

75%

e)

100%

56.
Which of the following statements is true regarding blood types?
a)
A and O are codominant, B is recessive.
b)
B and O are codominant, A is recessive.
c)
A and B are codominant, O is recessive.
d)
A , B and O are all codominant with each other.
57.
If a father is AA and a mother is AB, what is the probability for a child with AB blood? 
a)
0%
b)
25%
c)
50%
d)
75%
58.

A single gene has 3 or more alleles. These are called

a)

multiple genes

b)

multiple alleles

c)

codominance

d)

polygenic traits

59.

Examples include skin color and height (the individual's phenotype exists somewhere along a spectrum)

a)

polygenic inheritance

b)

multiple alleles

c)

linked genes

d)

incomplete dominance

60.

Who is known as the "father of genetics"?

a)

Charles Darwin

b)

Karl Ernst von Baer

c)

Gregor Mendel

d)

Francis Franklin

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