What are the two nutrients that start to be digested in the mouth and stomach?

Which term describes the number of waves that pass a given point in a given time? crest frequency trough wavelength

Can a trait be both polygenic and have multiple alleles? explain why or why not.

Many body systems work together for proper functioning of the body and to maintain internal homeostasis. the works to break down food eaten before exercising. the takes in the nutrients obtained from the food. the body sweats as a mechanism to cool off, because the is working to flush out toxins.