Answer:
you won't find the nucleus in prokaryotic cells
They most likely uses a sample and a microscope to see.
Answer:
it's answer is : The planets have a circular orbit around the sun.
Explanation:
The traits that all the solar system models do share is that they have a circular orbit around the sun. The planets are located at different distance from the sun and revolve around the sun from a different distance. The nearest is mercury and the most far planet is Neptune.
Hope it helps :)
Calcitonin is ahormone that is poduced in humans by the parafollicular cells (other wise known as c-cells) of the thyroid gland. Therefore, inhibition of the osteoclasts directly reuces the amount the amount of calcium released into the human blood. This is just a simple explanation so now all you have to do is understand what will happen when you combine calcitonin and parathyroid.