<span>The temperature of the scrotum and testes is regulated by two muscles: the dartos and cremaster muscles. During cold weather these muscles contract the testes closer to the center of the body to maintain the correct temperature for sperm production; during hot weather they expand and sweat glands produce sweat. In the absence of sweat glands, the testes cannot be cooled properly, and sperm production may be affected.</span>
Answer:
Use hcfc and no using (cfc).
One also can refuse using air corn and also car pole
Safe the electric or just us the solar energy.
Plant more tree and do 3 r
Contractibility: The ability to shorten and produce movement when stimulated.
The dependent variable is the part of the experiment that depends on the other part, the independent part. The dependent variable would be the plant because it's growth depends on the light wavelength.
Answer:
it will be positive since beans contain starch.