Answer:
4
Explanation:
Carbon has four valence electrons, so it can achieve a full outer energy level by forming four covalent bonds. When it bonds only with hydrogen, it forms compounds called hydrocarbons. Carbon can form single, double, or triple covalent bonds with other carbon atoms.
Answer:
A bone marrow transplant is a medical procedure performed to replace bone marrow that has been damaged or destroyed by disease, infection, or chemotherapy. This procedure involves transplanting blood stem cells, which travel to the bone marrow where they produce new blood cells and promote growth of new marrow.
Explanation:
Answer:
I assume there could be a change in water vapour in the weather as the coldness and the clouds in the city of Mark will transform into ice and fall like snow. And it is really warm in the town of Vikki, and the vapour of water may fall as rain.
Explanation:
I assume there could be a change in water vapour in the weather as the coldness and the clouds in the city of Mark will transform into ice and fall like snow. And it is really warm in the town of Vikki, and the vapour of water may fall as rain.
See above
Please mark brainliest
<em><u>Hope this helps.</u></em>
