Meiosis — Unit test Answers

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Which correctly describes crossing over?

A
the process whereby non-sister chromatids exchange genetic material
B
the process whereby homologous chromosomes are pulled to opposite poles of the cell
C
the process whereby sister chromatids are pulled to opposite poles of the cell
D
the process whereby homologous chromosome pairs align randomly along the metaphase plate
22
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What role do nerve cells play in the human body?

A
They allow the body to react to stimuli.
B
They regulate the exchange of chemicals.
C
They carry oxygen throughout the body.
D
They help the organs move.
23

At which point is G3P removed from the Calvin cycle to be used in the production of carbohydrates?

A
during photophosphorylation
B
during carbon fixation
C
immediately after reduction
D
immediately after regeneration
24

Which process is similar to binary fission?

A
genetic variation
B
crossing over
C
meiosis
D
mitosis
25

The diagram shows a phase of mitosis.Which does the letter A represent in the diagram?

Question illustration
A
centriole
B
chromosome
C
centromere
D
spindle

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Meiosis — Unit test Answers — HVA 26-27 IM…