These glands are found all over the skin except in the palms of the hands and soles of the feet. They produce an oily substance that lubricates skin and hair.

 The figure illustrates structures in the right temporomandibular joint (lateral view). What does “B” represent?

Which statement is true about synovial joints?

This special type of joint holds the teeth in place.

The cells in this layer of epidermis are dead, and their flat, scale-like remnants are filled with keratin.

Tightly coiled DNA molecules present during cell division are known as:

Molecular structures that perform specific functions for the cell are:

Which of the following best describes the structure of the plasma membrane?

What does structure “A” represent on the diagram?

  The diagram illustrates glands of the skin. What does “D” represent?