Growth Refers to an Increase in Size of All or Part

Question

Growth refers to an increase in size of all or part of an organism. It can result from:
A) an increase in the number of cells within the organism
B) an increase in the size of individual cells within the organism
C) an increase in the amount of substances surrounding the cells.
D) all of these
E) none of these

Accepted Answer

Growth can result from an increase in the number of cells within the organism (option A), an increase in the size of individual cells within the organism (option B), or an increase in the amount of substances surrounding the cells (option C). Therefore, the best choice is D (all of these).