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WorksheetsGenetics Review #1
Total questions: 15
Worksheet time: 30mins
Name
Class
Date
1.
A cell that contains both sets of homologous chromosomes is said to be ________________, meaning "two sets", and is represented by the symbol 2N.
a)
Diploid
b)
Haploid
c)
prokaryotic
d)
eukaryotic
2.
Some cells contain only a single set of chromosomes, or genes and are said to be ______________, meaning "one set", and are represented by the symbol n.
a)
Diploid
b)
Haploid
c)
Prokaryotic
d)
zygote
3.
_____________ is the process by which the number of chromosomes is cut in half through separation of the homologous chromosomes.
a)
Mitosis
b)
Replication
c)
Transcription
d)
Meiosis
4.
Produces gametes, sperm and egg
a)
Mitosis
b)
Meiosis
5.
occurs in somatic (body cells)
a)
mitosis
b)
meiosis
6.
Occurs only in the ovaries and testes
a)
Mitosis
b)
Meiosis
7.
New cells are identical to the parent cell
a)
Mitosis
b)
Meiosis
8.
2 cell divisions occur
a)
Mitosis
b)
Meiosis
9.
Offspring are haploid
a)
Mitosis
b)
Meiosis
10.
Scientists cut out the chromosomes from photographs and arrange them into an image known as a _______________.
a)
haploid
b)
karyotype
c)
pedigree
d)
genotype
11.
The chromosomes that determine the sex of an individual are located on the _____ pair.
a)
21st
b)
1st
c)
22nd
d)
23rd
12.
Males are ____________; Females are ________.
a)
XY; XX
b)
XX; XY
c)
XO; XY
d)
XXX; XXY
13.
All other chromosomes (other than the sex chromosomes) are known as _____________.
a)
Autosomes
b)
Abnormal
c)
Chromatids
d)
dividing
14.
To analyze the pattern of inheritance followed by a particular trait, you can use a chart that shows the relationships within a family called a _____________.
a)
genotype
b)
punnett squre
c)
karyotype
d)
pedigree
15.
A circle represents a ______________; a Square represents a _________. A shaded circle or square indicates that a person ____________________.
a)
male, female, is affected
b)
female, male, is not affected
c)
female, male, is affected
d)
baby, adult, is the mom
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