PLEASE HELP! (edmentum) With the help of online research, provide a detailed example of natural selection. Your answer should cover the environmental conditions that made a certain trait favorable to survival, and it should explain why the trait provided an advantage. Provide an analysis of its survival under changing ecosystems.

11. gene12. allele13. crossing over14. linked15. gene16. x17. males, femalesapologies if numbers are out of order.

C) reflection (i also looked up the other choices just to make sure)

C. gemstones they are the only non metallic mineral from the list.

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.