The nervous system receives and sends electrical messages throughout the body
I believe it is a combination of polygenic inheritance and environmental factors. Several genes control the height in humans, giving an overall normal distribution. Environmental factors on the other hand such as nutrition smooth out the curve. It is therefore important to note that Human height is a quantitative, or metric trait, that is, a characteristic that is measured in quantity, and is controlled by multiple genes and environmental factors.
Whenever dusting a fingerprint with the fingerprint powder, it must be kept in mind that the color of the powder must contrast the color of the surface. When a fingerprint is discovered on the dark surface, then the fingerprint powder used must be of gray color, so that the print is easily visible when developed. The light color of gray will help the ridges of the print to stand out over the dark surface.
Hence, the correct answer is 'gray.'
Answer:
No
Explanation:
This is because as the heart beat and pumps blood into the blood vessels, you can feel the pulse through your wrists, palms e.t.c. when you place your hand on your chest and love dten quietly, you will feel you heart as if it is beating fast which is as a result of it's pumping blood but if u listen well you will be able to count the number of heart beat and know your pulse rate. Heart beating fast can be as a result of stress anxiety, rigourous activities e.t.c.