A cell contains

A) bacteria and other small organisms.

B) smaller structures that helps it do its job.

C) only empty space.

D) a gel-like liquid with no structures.

Most animal cell membranes have proteins that pump. ions out of the cell and potassium ions into this

What is the main function of the central vacuole in a plant cell? a. absorbs energy from the sun to produce food b. holds water and maintains turgor pressure c. breaks down molecules to release energy d. contains the cell's genetic material

Which genetic disorders, caused by an extra x chromosome (xxy), is characterized by a lack of testicular development in males, effeminate features, possible mental impairment, and a thin stature?