Which of the following organelles are found only in the small intestine?
a. Cilia.
b. Flagella.
c. Microvilli.
d. Centrioles.
Answer: c. Microvilli.
You might also like to view...
Bacteria infecting the mucous membranes in the air cells of the mastoid process most likely spread from the
A. middle ear. B. frontal sinus. C. maxillary sinus. D. meninges.
All of the following structures contain cartilage in their walls except the:
a. trachea b. bronchioles c. primary bronchi d. secondary bronchi
Which of these events occur when a person steps on a tack with their right foot?
A) The right foot is pulled away from the tack because of the Golgi tendon reflex. B) The left leg is extended to support the body because of the stretch reflex. C) The flexor muscles of the thigh contract, and the extensor muscles relax because of reciprocal innervation. D) The extensor muscles of both thighs contract because of the crossed extensor reflex. E) all of these
The name given to the repeating functional units that cause striations in a skeletal muscle myofibril is "sarcomere."
Indicate whether the statement is true or false.