Answer:
Explanation:
The thorasic vertebrae is connected to the ribs and the are different from other vertebrae in that it has facets on each vertebral body with is joined to the head of the rib.
D because it’s healthy for the baby to eat protein
I think the answer is A
Hope this helps have a good night!
<span>Amylase needs an optimum pH for its activity. It is in the range of 6-7. Below or above pH will denature this enzyme. The pH level is optimum for this enzyme in the mouth and hence it catalyses the break down of sugar. The pH level of stomach is lower than its optimum level duet to the activity of gastric acid. Hence the enzyme becomes inactive in the stomach.</span>