Answer:
A
Explanation:
A major role of the cell wall is to form a framework for the cell to prevent over expansion.
Answer:
the particles of solid silver at room temperature are closer together and are colliding with each other more often therefore making it a solid. the particles of liquid water at room temperature are further apart and don't collide as often and have more room to move.
There are approximately 4.7 to 5.5 liters and 1.2 to 1.5 gallons of blood in a human's body.
What holds the two strands of DNA molecules to each other. Hydrogen Bonds
Answer:
Hair and nails are mostly made of protein. Your body uses protein to build and repair tissues. You also use protein to make enzymes, hormones, and other body chemicals. Protein is an important building block of bones, muscles, cartilage, skin, and blood.
Explanation:
