Biology Questions

Fructose or Levulose is the monosaccharide that is responsible for the sweet taste of fruit. 

Monosaccharides are the simplest of all sugars, contain at least three carbon atoms, and are the building blocks of all carbohydrates.

Involuntary muscles are the muscles which contract without conscious control whereas Voluntary muscles are the muscles that help you walk, talk, pick up things, jump and do all the basic or complex movements you do everyday with your consciousness.

* The contraction in the involuntary muscles is controlled by the autonomic nervous system. These are present in the walls of the digestive system, blood vessels, bronchi, uterus and bladder.

* Voluntary muscles are mostly located in the arms ,legs ,hands, and feet.

Control processes depend on the prefrontal cortex which shrinks with age. Inadequate control processes may explain why many older adults have extensive vocabs (measured by written tests) but limited fluency (when they write or talk).