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WorksheetsCHAPTER 9 - MITOSIS
Total questions: 25
Worksheet time: 13mins
Name
Class
Date
1.
Interphase is a part of cell division. PMAT are the phases of
a)
mitosis
b)
genetic reduction
2.
Where "crossing over" occurs - the specific spot on a two separate chromosomes that controls a trait.
a)
cell membrane
b)
alleles
3.
Sister chromatids are
a)
a piece of cell membrane
b)
either of the two identical copies (chromatids) formed by the replication of a single chromosome,
4.
What are visible during prophase?
a)
coiled chromosomes
b)
strands of chromatin
5.
how many chromosomes do humans have?
a)
46
b)
21
c)
10
6.
Homologous pairs of chromosomes are
a)
one chromosome from mom and other from dad
b)
the nucleus splits again
c)
the chromosomes merge
7.
when homologous pairs of chromosomes line up so that crossing over can occur
a)
synapsis
b)
plant cells don't undergo mitosis
c)
plant cell mitosis is much slower
8.
What does mitosis produce?
a)
two different nuclei with similar chromosomes
b)
two identical nuclei with the same chromosomes as the parent cell
c)
four to six nuclei
9.
What is the proper name for body cells?
a)
Somatic cells
b)
Human growth hormone
c)
gametes
10.
In which state are the chromosomes lined up in the middle of the cell?
a)
Prophase
b)
Metaphase
11.
In which phase does the nuclear membrane reappear and the 2 nuclei move to opposite ends of the cell?
a)
Metaphase
b)
Telophase
12.
Which stage of Mitosis is considered the longest?
a)
Interphase
b)
Metaphase
13.
The point where sister chromatids attach is called the
a)
somatic
b)
centromere
14.
At the very end of Mitosis, animal cells pinch into two daughter cells. What do plant cells form?
a)
furrow
b)
cell plate
15.
What stage of Mitosis is this?
a)
prophase
b)
metaphase
16.
what is the end product of mitosis?
a)
2 cells identical to the original
b)
1 cell identical to the original
17.
the longest phase of Cell Division
a)
interphase
b)
prophase
18.
Chromatin coils so that it can
a)
weight more
b)
take up less room
19.
what type of cells DO NOT undergo MITOSIS?
a)
egg and sperm (gametes)
b)
body cells (somatic)
20.
Cells undergo mitosis for what reasons?
a)
repair and replacement
b)
growth and scar tissue
21.
The difference between metaphase of Meiosis1 and metaphase of Meiosis 2 is
a)
the number of cells produced
b)
alignment of the chromosomes along the equatorial plane
22.
Why doesn't the cell go through Interphase twice in Meiosis?
a)
your'e wrong - it does go through Interphase twice
b)
it makes no sense for a chromosome to uncoil just to coil up again.
23.
In Metaphase of Mitosis, how do the chromosomes line up?
a)
individually
b)
in pairs
24.
In Metaphase of Meiosis, how do the chromosomes line up?
a)
individually
b)
in pairs
25.
Sex cells such as egg and sperm are also known as
a)
somatic cells
b)
gametes
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