DNA Double Helix

Part A

In a DNA double helix an adenine of one strand always pairs with a(n) _____ of the complementary strand, and a guanine of one strand always pairs with a(n) _____ of the complementary strand.

	cytosine ... thymine
	cytosine ... uracil
	thymine ... cytosine
	guanine ... adenine
	uracil ... cytosine

Correct

This is referred to as specific base pairing.