Answer:
Ionic compounds
Explanation:
Ionic crystals are hard and brittle and have high melting points.
All cells have a plasma membrane, ribosomes, cytoplasm, and DNA. The plasma membrane, or cell membrane, is the phospholipid layer that surrounds the cell and protects it from the outside environment. Ribosomes are the non-membrane bound organelles where proteins are made, a process called protein synthesis.
A i’m pretty sure . if i’m wrong please correct .
