What type of bond connects the sugar and phosphate groups in a DNA strand?
Correct Answer: Covalent bonds
- Step 1: Understand that DNA is made up of smaller units called nucleotides.
- Step 2: Each nucleotide has three parts: a sugar, a phosphate group, and a nitrogenous base.
- Step 3: The sugar and phosphate groups are connected to form a long chain.
- Step 4: The connection between the sugar and phosphate groups is made by a type of bond.
- Step 5: This bond is called a covalent bond.
- Step 6: Covalent bonds are strong and help hold the DNA structure together.
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