1) ____ and ____ are known as twin characteristics of growth
A) Increase in mass,Cell differentiation
B) Increase in number of individuals,Cell differentiation
C) Increase in mass,Increase in number of individuals
D) Cell differentiation,Cell organisation
Answer C) Increase in mass,Increase in number of individuals
Multicellular organisms grow by an increase in body mass and unicellular organisms grow by increase in number of individuals