Which of these nucleotide bases is NOT present in RNA: Cytosine, Thymine, Guanine, Adenine, Uracil

The correct answer is: Thymine.The four bases found in DNA molecules are Cytosine, Guanine, Adenine and Thymine but in RNA molecules, the Thymine base is replaced by Uracil.

FS

Related Biology A Level answers

All answers ▸

State three differences between daughter cells produced by the process of mitosis and those produced by meiosis.


Describe and explain the process of saltatory conduction. Diagrams may be used.


Describe the process of an action potential through a neuron


How does anti-diuretic hormone work to control water loss?