Question

5.The mammalian brain contains folds in the nervous tissue. These folds increase the ___of the brain?

Answer 1

It helps us answer the questions if you let us know which aspect of it you don't understand, or if you post up a tentative guess.. :D

Answer 2

would it be surface area of the brain?

Answer 3

Yes, I think it is. Well done! ;D

Answer 4

the same principle is applied in the intestine, lungs, mitochondria, ER, Golgi etc. more surface area = more places for reactions, absorbsion etc to occur, this means we use the space to its best effects