Chlonoryst. It's the first choice
Answer:
-Cells are the basic units of structure and function for living things.
-All living things are made of cells.
-All cells come from pre-existing cells.
Explanation:
The optimal pH for trypsin is 8. It is found in the small intestine and digests proteins and polypeptides there.
Hope this helps!
The correct option is this: HANDS FLEXING INWARD.
Carpopedal spasm is a a medical condition in which the hands and the feet of the affected undergo involuntary muscle contraction. The condition is associated with tingling and cramping sensations. Although it always occur for a brief time, it can be severely painful. The condition usually occur in association with some diseases such as hypoparathyroidsm and hypocalcemia.
Absolute refractory period -
the period immediately following the firing of a nerve fiber when it cannot be stimulated no matter how great a stimulus is administered
