3. Elephants in certain areas in Africa have been found to be born without tusks where poaching (hunting) seems to have had a great impact on wild populations. Could this be the result of a
mutation? Explain why this trait could become more prevalent in these wild populations.

Idk

Organism, organ system, organs, tissue, cells

the glands which are associated with each description is given below:

pancreas - is an endocrine and exocrine gland that secretes juices with enzymes for digestion. salivary glands- with protection and digestion in the mouth. liver- secretes bile for digestion.   lachrymal glands - secrete tears to moisten eyes and protect them from particles and infection.   sweat gland -regulates water, salt, and temperature. oil glands - to form a protective barrier on the skin.   goblet cells - secrete mucus for protection.

Because the carnivores keep the herbivore population in check