Multiple Choice
In DNA structure, what molecules make up the repeating backbone of a DNA strand?
35
views
7. DNA and Chromosome Structure
DNA Structure
Multiple Choice
In the context of DNA structure, what does DNA stand for?
A
Deoxyribose nucleic acid
B
Deoxynucleotide acid
C
Dinucleic acid
D
Deoxyribonucleic acid
Verified step by step guidance1
Understand that DNA is a molecule that carries genetic information in living organisms.
Recall that DNA is composed of a sugar, a phosphate group, and nitrogenous bases.
Identify the sugar in DNA as 'deoxyribose', which is a sugar lacking one oxygen atom compared to ribose.
Recognize that the full name of DNA reflects its chemical components: 'Deoxyribonucleic acid'.
Note that the correct expansion of DNA is 'Deoxyribonucleic acid', not the other options provided.
Related Videos
Related Practice
