Which shape describes some bacterial cells? a. cube-shaped b. bullet-shaped c. spiral d. robot-like a b c d

Surrounded by microtubules, located near the nucleus. (don't try to google it) (give answer only if u know)

The picture represents a structure of the respiratory system. which is the function of this structure? to bring air into the body to exchange oxygen with carbon dioxide to carry air to the lungs to release oxygen from the body

Compare the shapes of the bones of the human skull with the shapes of the bones of the human leg. how do the shapes differ? why are the shapes important?