Answer:
C. conduction
Explanation:
Conduction is the transfer of heat between objects in contact with each other as a result of molecular action. Conduction occurs within and between all states of matter.
Hemoglobin serves as a chemical messenger
Answer:
Sugar is made up of carbon, hydrogen and oxygen atoms. It's the way these atoms are connected that makes each type of carbohydrate different. In each molecule of table sugar there are: 12 carbon atoms, 22 hydrogen atoms, and 11 oxygen atoms. The black stuff is called burnt sugar!
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A. Bacteria are single-celled.
I think it would be this because humans have way more than one cell, and the other ones are the same as us.
Just guessing
Answer:
Mechanical Digestion
The large pieces of food that are ingested have to be broken into smaller particles that can be acted upon by various enzymes. This is mechanical digestion, which begins in the mouth with chewing or mastication and continues with churning and mixing actions in the stomach.
Explanation:
