Is there a picture or do you want me to explain
Explanation:
This is an atom with a covalent bond
Answer: magnesium atom
Explanation:
magnesium atom
The chlorophyll molecule consists of a central magnesium atom surrounded by a nitrogen-containing structure called a porphyrin ring; attached to the ring is a long carbon–hydrogen side chain, known as a phytol chain.
The answer is a. plant cells have cellulose and animal cells don't.