1 Which phrases best identify characteristics of asexual reproduction?

(1) one parent, union of gametes, offspring similar to but not genetically identical to the parent
(2) one parent, no union of gametes, offspring genetically identical to parents
(3) two parents, union of gametes, offspring similar to but not genetically identical to parents
(4) two parents, no union of gametes, offspring genetically identical to parents

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2 The diagram below shows the human female reproductive system.


The fetus normally develops within structure

(1) A      (3) C
(2) B      (4) D

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3 Most cells in the body of a fruit fly contain eight chromosomes. How many of these chromosomes were contributed by each parent of the fruit fly?

(1) 8       (3) 16
(2) 2       (4) 4

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4 Which characteristic of sexual reproduction has specifically favored the survival of animals that live on land?

(1) fusion of gametes in the outside environment
(2) male gametes that may be carried by the wind
(3) fertilization within the body of the female
(4) female gametes that develop within ovaries

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5 The diagram below represents a change that occurred in a pair of chromosomes  during the formation of an egg cell. The letters represent genes on the pair of chromosomes.

The alteration that occurred will most likely

(1) be passed on to every cell that develops from the egg cell
(2) change the chromosome number of the body cells that develop from the egg cell
(3) convert sex cells into body cells
(4) trigger the production of pathogens

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