Glands that secrete their products directly into the blood rather than through ducts are classified as ________.

Basal cell carcinoma is the most common type of skin cancer affecting the deepest layer of the epidermis.

Which example represents a compound?

Systems tend to move spontaneously toward

Why is chemistry often called the central science?

A substance with lower potential energy is generally

Matter is anything that

Match each type of energy to its description.

“The eye, the skinny hand.”

The poem is written in a style that mimics traditional folk ballads.