Question

In the early 20th century it was known that the cell's nucleus contained two kinds of chemicals. It was discovered that the molecule of inheritance is composed of ________ and not protein as was previously thought.

A. lipids
B. RNA
C. DNA
D. starch

Answer 1

the Answer is C. DNA

Our DNA is responsible to carriy out our genetic information which located in our cell nucleus.

The Scientist previously thought the molecul of inheritance is composed of Lipids (some sort of proteins)

As for RNA, it only carried out genetic information in a couple of viruses. Even most viruses use DNa to carry out its genetic information