They can repair damaged immune systems and they make replacement heart valves.
Stomach,liver,small intestines and large intestines
The most critical phase is introduction
Answer: 3
It would be 3 The Soil
if you need me to tell you how then let me know in the comments.
Answer:
Metals
Elements that readily lose electrons are all metals. Metals that normally lose one electron all form +1 ions with electron configurations we call “stable,” or “energetically favorable.” Element that are metal tend to loss electrons and became positively charged Ion called cations.
Explanation:
Your letter answer: C
