Antibiotics have a tendency to weaken the immune system.
Answer:
Blood, the heart pumps oxygen-poor blood to the lungs to be oxygenated.
Explanation:
:) Merry Christmas!
Melanin is a pigment that is produced by cells known as melanocytes in the skin of most animals, including humans. ...
Answer:
Grass - grasshopper- man - bacteria.
Grass - rabbit- man - maggot.
Grass - cow - man - bacteria.
Explanation:
In these food chains, grass is the producer that provides food to primary consumer or herbivores such as grasshopper, cow and rabbit. These primary consumers are the food of secondary consumer such as human while when human die, it become the food of worms and decomposers such as maggot, bacteria etc. the nutrients releases by decomposers are used by producers for the production of food for themselves.
Answer:
Movement of free water molecules from an area of low concentration to an area of higher concentration
Explanation:
