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WorksheetsGenetics
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Which of the following is evidence to support the idea that two different species might have a common ancestor?
a)
Many of their genes are the same.
b)
They use the same means of locomotion.
c)
Their fossils were discovered in the same location.
d)
Their methods of respiration are alike
2.
What is the correct sequence for plant cell mitosis?
a)
prophase, anaphase, metaphase, telophase
b)
anaphase, telophase, metaphase, prophase
c)
prophase, metaphase, anaphase, telophase
d)
metaphase, prophase, telophase, anaphase
3.
What happens during sexual reproduction?
a)
A body cell from each parent combines to form a new cell.
b)
A gamete from each parent combines to form a new cell
c)
Recessive genes combine to form an offspring.
d)
Dominant genes combine to form an offspring.
4.
What are the chances that a human offspring will have an XY genotype?
a)
1 to 4
b)
1 to 2
c)
1 to 1
d)
3 to 2
5.
Sickle cell disease results from _________________.
a)
a mutation
b)
a cancer
c)
a loss of white blood cells
d)
increased blood flow
6.
Punnet square is a representation of how
a)
homologs might split
b)
meiosis will occur
c)
alleles might combine
d)
genes are arranged on chromosomes
7.
Mendel called plants that received different alleles for a trait from each parent _______________.
a)
dominant
b)
genotypes
c)
hybrids
d)
phenotypes
8.
Inherited traits are the result of
a)
genes
b)
meiosis 1
c)
practice and ability
d)
division of four 2n cells
9.
How does DNA store information needed by a cell?
a)
in proteins made from a sequence of amino acids
b)
in genes made of a sequence of amino acides
c)
in sequences of amino acids and nucleotides
d)
in genes made of a sequence of nucleotides
10.
During meiosis, cells divide _____________.
a)
once
b)
twice
c)
four times
d)
eight times
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