Three things that you can do to prevent a fire from occurring in your home is:install smoke alarms and test them monthly,have a fire extinguisher and know how to operate it,and plan escape routes.
Teachers are rarely qualified for that type of knowledge
A surrogate mother donates her uterus to assist another woman who cannot become or stay pregnant because that another woman has some problem in getting her eggs produced or in getting fertilized.
Surrogate is a process in which a woman's egg is getting fertilized artificially with the sperm of a man who belongs to a couple. After the egg gets fertilized then, that fertilized egg is transferred to the uterus of a woman who belongs to above mention couple.
So a third person will help a couple to have a baby, and that third person is called a surrogate mother who donates his uterus. This surrogate mother is called a biological mother.
Learn more about surrogate mother here
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Arrector pili muscle is the one with hair follicles that has a smooth muscle which is in an unconscious control rather than conscious control. This pull up the follicle causing the goose bumps then. Hope this is the right answer and will be of big help then.
