The word distribution means the categorization of coals on the basis of
a) Region of origin
b) Destination region
c) Based on consumer category
d) Method of transportation
Photosynthesis & Respiration.
Just had this question on a test, you forgot the multiple choices. :-)
That would be called fragmentation I believe
biology as a whole scientific study of life, where as zoology is the scientific study of animals(and their lives).