What happens if a cell can not produce the enzyme necessary for a specific metabolic reaction?

It attempts something else to reach the same end product.

Plants cell unable to do photosynthesis use the reaction from our cells creating ATP. There are some other examples I'm sure but I can't remember them of the top of my head.

0 because theres a difference between pickled peppers and peers.

-hope this : -/

thrombocytopenia, which is a deficiency in blood platelets, can cause bleeding and bruising in the dermis similar to senile purpura. other possible causes include: exposure to ultraviolet rays and aging skin are common causes of senile purpura. senile purpura may also be a sign of collagen loss in the skin and bones.