Answer:
I think it would be B: Our brains add details and general knowledge to childhood memories.
Sorry if its not correct
Explanation:
He discovered that finches in different environments had different shaped beaks
Answer:
(i)
x= nucleus
y= chloroplasts
z= vacuole
(ii)
1) an animal cell does not contain a vacuole but a plant cell does
2) a plant cell contains chloroplasts but an animal cell does not
Penicillin was an accidental discovery I believe