Blood is a Fluid connective tissue.

Which epithelial cell type specializes in secretion and absorption?  

Melanin absorbs UV light, protecting DNA.

Passive Diffusion requires ATP.

Pinocytosis is a form of:  

Translation occurs in the:  

Sebaceous glands produce:  

Isotopes of an element differ in their number of protons.

The basement membrane is located between:  

Osmosis refers to the movement of: