OBJECTIVE LIFE SCIENCE
BIOTECHNOLOGY
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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DNA is in the shape of a:
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single helix.
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single circle.
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double circle.
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double helix.
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Explanation:
Detailed explanation-1: -A DNA molecule is made up of two linked strands that wind around each other to resemble a twisted ladder in a helix-like shape. Each strand has a backbone made of alternating sugar (deoxyribose) and phosphate groups.
Detailed explanation-2: -DNA is made of two linked strands that wind around each other to resemble a twisted ladder-a shape known as a double helix.
Detailed explanation-3: -Each DNA molecule is actually a pair of strands wound together, forming a double helix.
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