Answer:
a)Osteoclasts
b)Osteoblasts
Explanation:
a) destroys the bone matrix
b) have osteogenic functions
Answer:
your nerves will control when brain signals
Explanation:
Answer:
The earth system usually refers to the different ways in which various physical, chemical as well as the biological processes interacts with one another and it includes the land areas, oceans, atmosphere, minerals and also the different cycles such as carbon, nitrogen, sulfur and so on.
These processes are continuously taking place at, on and below the surface of the earth, maintaining an equilibrium. The life existing on earth is directly dependent on these conditions and on-going processes. When there occurs changes in these conditions, then the lives on earth are affected.
For example, the lives are dependent on the climatic conditions, and when suppose the concentration of green house gases and other toxic elements are increased in an ecosystem, then the temperature will eventually rise, and there reaches a point when it becomes difficult for life to sustain. The organisms will suffer from different diseases.
Thus, the growth of life on earth affects when there occurs changes in the earth's system.
Premature ejaculation<span> is a common sexual complaint. ... However, you might be diagnosed with </span>premature ejaculation<span> if you: Always or nearly always </span>ejaculatewithin one minute of penetration. Are unable to delayejaculation<span> during intercourse all or nearly all of the time.
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