Hey there!
The answer to your question is D.
Hope I helped!
The best answer is B.
In the year 1962, Maurice Wilkins and Francis Crick jointly received the Nobel peace prize in physiology and medicine for their determination of the structure of deoxyribonucleic acid (DNA) in the year 1953. Their colleague called Rosalind Franklin was not there at the time because he had died of cancer earlier on.
Once the double helix structure and the molecules of DNA was known it brought a new and better understanding of heredity and hereditary disease
Answer:
I think A
Explanation:
Since a part of the lysome doesn't function properly, it causes accumulation of toxic substances.
In A it says the enzymes of the lysomes are not breaking down enough toxic material which means there is toxic material that is unwanted
So I think it's A
Hope this helps :)