12.In a DNA double helix the bases are heldtogether by hydrogen bonds.

1.	12.In a DNA double helix the bases are heldtogether by hydrogen bonds. Thesehydrogen bonds are(A) Covalent bonds(B) Non-covalent bonds(C) Ionic bonds(D) Van der Waals forces
Answer» The DNA double helix has two types of BONDS, covalent and hydrogen. Covalent bonds exist within each LINEAR strand and strongly bond BASES, SUGARS, and phosphate groups (both within each component and between components).

12.In a DNA double helix the bases are heldtogether by hydrogen bonds. Thesehydrogen bonds are(A) Covalent bonds(B) Non-covalent bonds(C) Ionic bonds(D) Van der Waals forces

Answer»

The DNA double helix has two types of BONDS, covalent and hydrogen. Covalent bonds exist within each LINEAR strand and strongly bond BASES, SUGARS, and phosphate groups (both within each component and between components).

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12.In a DNA double helix the bases are heldtogether by hydrogen bonds. Thesehydrogen bonds are(A) Covalent bonds(B) Non-covalent bonds(C) Ionic bonds(D) Van der Waals forces​

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12.In a DNA double helix the bases are heldtogether by hydrogen bonds. Thesehydrogen bonds are(A) Covalent bonds(B) Non-covalent bonds(C) Ionic bonds(D) Van der Waals forces