The structure of dna resembles a twisted ladder. which structural components form the rungs of the latter? a) deoxyribose sugars b) phosphate groups c) nitrogenous base pairs d) ribosomes

The rungs of the double helix in DNA are made up of nitrogenous base pairs: Adenine, Thymine, Guanine, and Cytosine. The correct answer is C.

Yes the answer is C, I took the test.

The answer is b. hope this !

The proton has a positive charge while the neutron has no charge they both make up the nucleus of the atom while the elections have a negative charge and surround the nucleus of the atom. the protons and electrons are used to calculate the atom's mass whereas the neutrons don't affect the mass