Answer: independent variable
Explanation:
protein digestion begins when you first start chewing. there are two enzymes in your salvia called amylase and lipase. they most break down carbohydrates and fats. Once a protein source reaches your stomach, hydrochloric acid enzymes called proteases break it down into smaller chains of amino acids
The Paleozoic Era ended with the largest extinction event in the history of Earth, the Permian–Triassic extinction event. The effects of this catastrophe were so devastating that it took life on land 30 million years into the Mesozoic Era to recover
Answer:
Cool dense water sinks to the ocean floor.
Warm water replaces cool surface water.
Wind blowing parallel to the shore causes upwelling of cool water.
There is a backup system that your body uses to create ATP, and it is called Anaerobic Respiration.