Peptide hormones are comprised of chains of what?
a) nucleic acids
b) amino acids
c) fatty acids
d) carbohydrates
Answer: b) amino acids
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What is the major advantage of the adaptive immune system?
A) The intensity of the immune response is decreased when a foreign agent is detected a second time because the immune system recognizes the foreign agent from a previous encounter. B) It has higher specificity than the innate system because it can identify which immune cells produce the correct antibodies and amplify those cells. C) All features of the adaptive immune system are the same in all vertebrates. D) A and B are equally advantageous.
Which of the following muscles is involved in crossing one leg over the other while in a sitting position?
A) the gastrocnemius B) the sartorius C) all of the hamstrings D) the quadriceps femoris
Which artery supplies the soleus muscle?
A. Femoral artery B. Fibular artery C. Medial plantar artery D. Posterior tibial artery E. Deep plantar arch
The endoderm gives rise to the nervous system and the epidermis of the skin
Indicate whether the statement is true or false