Which organelle contains nucleic acids?
a. ribosomes
b. Golgi apparatus
c. mitochondria
d. both A and C above
d. both A and C above
You might also like to view...
The following are various components of the conducting system of the heart: 1. Purkinje cells 2. AV bundle 3. AV node 4. SA node 5. bundle branches The sequence in which an action potential would move through this system is
A) 1, 4, 3, 2, 5. B) 3, 2, 4, 5, 1. C) 3, 5, 4, 2, 1. D) 4, 3, 2, 5, 1. E) 4, 2, 3, 5, 1.
When proteins can acts as a buffer system, their -COOH groups can accept H+ in the presence of excess acid, and their NH3 groups can release H+ in the presence of excess base.
Answer the following statement true (T) or false (F)
The distal portion of the small intestine contains clumps of lymph follicles called ________.
A) islets of Langerhans B) Peyer's patches C) rugae D) villi
The contractile units of skeletal muscles are ________
A) microtubules B) myofibrils C) mitochondria D) T tubules