Genetics Practice Test Worksheets Page 22

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61.
DNA electrophoresis is used to study
62. The function of the coded instructions
evolutionary relationships of species. The
contained in the body cells of an organism
diagram below shows the results of DNA
is to
electrophoresis for four di erent animal
species.
(1) form a variety of gametes that will pass
on hereditary information
(2) direct the synthesis of proteins necessary
for proper cell function
(3) synthesize di erent kinds of amino acids
in a speci c sequence
(4) produce the inorganic molecules needed
for normal cell growth
Which species has the most DNA in
common with species A?
(1) X and Y, only
(2) Y, only
(3) Z, only
(4) X, Y, and Z
page 22
GENETICS UNIT PRACTICE TEST

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