A scissors cross-over consists of

1.	A scissors cross-over consists of
A.	two pairs of points, four acute angle crossings and two obtuse angle crossings
B.	four pairs of points, four acute angle crossings and four obtuse angle crossings
C.	four pairs of points, six acute angle crossings and two obtuse angle crossings
D.	two pairs of points, six acute angle crossings and four obtuse angle crossings.
Answer» D. two pairs of points, six acute angle crossings and four obtuse angle crossings.

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A scissors cross-over consists of

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