I'm not sure but it might be C
means, a lot of life in a particular area
Explanation:
High biodiversity means that a region supports a wide variety of species, while low biodiversity implies that an area supports only a few.
Answer and Explanation :
When we begin to move, the brain first sends a signal to the spinal cord, then nerve cells in the spinal cord control the precise coordination of the muscles. The results also indicate that each part of the brainstem controls a certain aspect of moving—either running or walking.
Answer:
Explanation:
Based on the scenario being described within the question it can be said that the most likely reason for this misconception would be that the spiral galaxies looked like clouds of gas and dust through telescopes because of their distance from Earth. During that time telescopes were still not as advanced and could only see so much, nowadays they are much more advanced and these galaxies are being analyzed and understood more clearly.