Ok idk if there was a picture that was supposed to go with that cause I don't see one but here are some vestigial structures in humans: Appendix, Pinky toe (debatable possible used for balance) , ear muscles, tail bone, wisdom teeth, nictitating membrane, male nipples (sorry to be gross), and goosebumps. Those are the ones I can remember. Hope this helps!
Answer - A. Will slowdown or stop working
Reason - every enzymes has a specific ph level but if it's out it's range then it won't be able to adapt and will eventually stop working. Like I said enzymes have specific needs in order to be able to function properly.
The most likely hypothesis that you can derive base on the observation that the wash enzymes did not perform as expected is that the wash enzymes's three dimensional structure of protein may have been altered. Altering its structure may cause the enzyme to perform differently as before even if it has the same physical feature.
B. An ecosystem in which plant roots are submerged during parts of the years
Answer:
It helps fuel life with things it needs such as oxygen, and helps with the combining of chemicals.
Explanation:
