The scrotum reacts to temperature. When it is cold, the scrotum shrinks, pulling the testes against the body to keep them warm. When it is hot, the scrotum relaxes, lowering the testes away from the body. This contractile ability of the scrotum can either raise or lower the temperature of the testes by a few degrees, ensuring that the optimum temperature for sperm production is maintained.
Glucose, which is their natural sugars that they feed themselves with to grow and reproduce properly. also, oxygen is a by-product of the equation.
For proteins, the monomers are amino acids. I hope this helps! :)
I think the correct answer from the choices listed above is option C. Phytoplankton play an important role in the carbon cycle. These organisms are known to be crititcal in regulating the carbon cycle. These organisms consume carbon dioxide from the atmosphere moving it to marine sediments deep in the ocean.<span>
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