Genes are composed of a complex molecule shaped like a twisted ladder or staircase called ______.
A) deoxyribonucleic acid
B) chorionic villi
C) zygotes
D) nuclei

Name: Genes are composed of a complex molecule shaped like a twisted ladder or staircase called ______. A) deoxyribonucleic acid B) chorionic villi C) zygotes D) nuclei
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Question

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Genes are composed of deoxyribonucleic acid (DNA), which is shaped like a twisted ladder or staircase, also known as a double helix.

Genes Are Composed of a Complex Molecule Shaped Like a Twisted