Science 9 Biology Topic 5 Review Question Preview (ID: 53938)
Topic 5.
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Chromosomes are the tightly coiled large structures that is made up of...
a) Cells
b) DNA
c) Nucleus
d) Nucleotides
Humans have
a) 23 Chromosomes total
b) 46 Chromosomes total
c)
d)
Adenine always pairs with
a) Cytosine
b) Guanine
c) Thymine
d) Adenine
Thymine always pairs with
a) Cytosine
b) Guanine
c) Thymine
d) Adenine
Guanine always pairs with
a) Cytosine
b) Guanine
c) Thymine
d) Adenine
Cystosine always pair with
a) Cytosine
b) Guanine
c) Thymine
d) Adenine
What is the name of the shape that DNA takes?
a) Ladder
b) Double helix
c) Triple helix
d) Nitrogen bases
Mitosis is
a) The process of making somatic cells
b) The process of making gamete cells
c)
d)
What happens to the number of chromosomes in the cells at the end of mitosis?
a) They are halved
b) They double
c) They stay the same
d) They triple
What happens to the number of chromosomes in the cells at the end of meiosis??
a) They are halved
b) They double
c) They stay the same
d) They triple
How many new cells are produced during mitosis?
a) 1
b) 2
c) 3
d) 4
How many new cells are produced during meiosis?
a) 1
b) 2
c) 3
d) 4
How many rounds of division occur during mitosis?
a) 1
b) 2
c) 3
d) 4
How many rounds of division occur during meiosis?
a) 1
b) 2
c) 3
d) 4
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