Bone is a type of connective tissue, with specialized cells embedded in a matrix. The matrix of bone consists of ground substance and fibers.
Hope this helps!
Answer: Active transport
Explanation: Active transport is a process of transferring materials with the expenditure of energy
The branch of biology dealing with interactions along organisms and between organisms and their environment is called Ecology, I believe.
Yes the answer is true it is the start of the digestion process.+