Answer:
(d) None of the above
Explanation:
The pH of your stomach must be highly acidic, because the optimum pH for pepsin, the chief stomach enzyme, is 1.5.
(a) and (b) are wrong, because both conditions are basic.
(c) is wrong, because pH 7 is neutral.
Answer:
Slumps often happen when a slope is undercut, with no support for the overlying materials, or when too much weight is added to an unstable slope. Creep is the imperceptibly slow, steady, downward movement of slope-forming soil or rock.
Answer:
If there are no animal cells, then life on earth would not exist. Also plants would dominate.
Explanation:
It is important for anthropologists to have studying
material culture because the objects that are being created and are being
shaped by human beings are for them, has meaning behind it and has practices in
which involves with the cultures.