The blank should be digestion (process).
The action of cutting food into smaller pieces with teeth is a physical change/digestion, because this action does not involve enzymes, which are necessary for chemical digestion, examples are such as turning starch to Maltose.
The action of cutting and crushing food can increase the surface area, so that it can speed up the chemical digestion later on and provide the most nutrients for the body.
Answer:
it effects the the sun bc all planets need snlight and gravity is making it rotate
Explanation:
Answer:
The correct answer is "Muscles of facial expression".
Explanation:
The muscles of facial expression belong to the skull and often are attached to the skin. This is particularly true for the muscles of the cheeks, allowing to open the oral cavity. The muscles of the cheeks are inserted into the skin and the mucous membranes of the lips, allowing for the changes of facial expressions that comes from emotions.
The reason is that they have the characteristics that make them a living organism. Sensitivity, Need for food, Execration, Growth, and movement.
