There is no pigment in the brain, so it is in it's natural colour, grey.
Infectious diseases are caused by microorganisms that enter your body, through a contaminated source, which can be food, water, a person, air, etc.
These microorganisms can be either bacteria, fungi, viruses, etc.
Hope it helped,
BioTeacher101
Starfish move slow because of the material that is on the body. Also because they have a water vascular system. Water goes into the canal and they move based on that system.
Why don't you got to the beach and look at that part;)
Hope this answer helped!<span />
Because we tend to take advantage of things and we take everything for example trees, animals, and minerals
Bread , steak , and chicken
