WorksheetsMeiosis/Cancer
Total questions: 24
Worksheet time: 12mins
Name
Class
Date
1.
When chromosomes resemble each other in shape and size
a)
Homozygous
b)
Diploid
c)
Homologous
d)
Heterozygous
2.
During which phase does "crossing over" occur?
a)
Prophase I
b)
Prophase I and Prophase II
c)
Anaphase I
d)
Metephase II
3.
Each sperm cell of a horse contains 32 chromosomes. How many chromosomes are in a horse somatic cell?
a)
8
b)
16
c)
32
d)
64
4.
The products of mitosis are
a)
2 diploid daughter cells with identical genetic information
b)
4 diploid daughter cells with identical genetic information
c)
2 haploid gametes with different genetic information
d)
4 haploid gametes with different genetic information
5.
During which phase of meiosis do sister chromatids move to opposite poles of the cell?
a)
Prophase I
b)
Prophase II
c)
Anaphase I
d)
Anaphase II
6.
During which phase of meiosis do homologous pairs become visible and the spindle forms
a)
Prophase I
b)
Prophase II
c)
Anaphase I
d)
Interphase
7.
During which phase of meiosis do chromatid pairs line up in the middle of the cell?
a)
Metaphase II
b)
Metaphase I
c)
Prophase I
d)
Prophase II
8.
A human skin cell contains _____ chromosomes.
a)
23
b)
46
c)
21
d)
42
9.
The end product of meiosis results in:
a)
4 sperm cells; 4 egg cells
b)
2 sperm cells; 2 egg cells
c)
4 sperm cells; 2 egg cells
d)
4 sperm cells; 1 egg cell
10.
The production of mature eggs is known as:
a)
Ovum
b)
Oogenesis
c)
Ova
11.
The production of sperm cells is called:
a)
Spermatogenesis
b)
Spermatid
c)
Spermatoza
12.
True or False? Meiosis occurs in the testes of males and the ovaries of women.
a)
True
b)
False
13.
The chromatid pairs pair up with their homologous pair, forming a _____
a)
Tumor
b)
Sister chromatid
c)
Chromosome
d)
Tetrad
14.
An event where homologous pairs of chromosomes come together before meiosis begins is called:
a)
Synapsis
b)
Duplication
c)
Crossing over
15.
Tumors that break apart and result in cells moving to other parts of the body are called:
a)
malignant
b)
benign
c)
traveling tumors
16.
Gametes are produced by the process of
a)
Mitosis
b)
Meiosis
c)
Crossing over
d)
Fertilization
17.
Differences among members of a population are collectively called:
a)
Variations
b)
Evolution
c)
Reproduction
d)
Asexual meiosis
18.
The process by which chromosomes exchange physical pieces of DNA is called:
a)
Gene exchange
b)
Trading genes
c)
Crossing over
d)
Chromosomes don't exchange pieces
19.
In an undividing cell the genetic material is in the form of:
a)
Chromosomes
b)
Chromatids
c)
Chromatin
20.
During which phase of mitosis do chromosomes condense and become visible?
a)
Interphase
b)
Prophase
c)
Metaphase
d)
Anaphase
21.
Which of the following statements is correct about the events of the cell cycle?
a)
Little happens during the G1 and G2 phases
b)
DNA replicated during cytokinesis
c)
The “M’ phase is the longest phase
d)
Interphase consists of the G1, S, and G2 phases.
22.
Cancer is a disease in which some cells lose the ability to control their:
a)
Size
b)
Spindle fibers
c)
Rate of division
d)
Surface area
23.
Unlike mitosis, meiosis results in the formation of;
a)
two genetically identical cells
b)
four genetically different gametes
c)
four genetically identical gametes
d)
two genetically different cells.
24.
The single cell that results from sexual reproduction is called a:
a)
Baby
b)
Gamete
c)
Embryo
d)
Zygote
100 %
