A population is a population is a group of individuals of different species living in the same place at the same time. all indiv
iduals of a species, regardless of location or time period in which they live. a group of individuals of a species plus all of the other species with which they interact. a group of individuals of the same speci
A group of individuals of the same species that interact will find a mate and cross breed and produce a stronger species to survive they're environment. per Darwin's law..
The cells (Osteoclasts) are found i believe around the bone to protect it from breaking or if it already is broken those cells help remodel or fix it back in place