PCAT

PCAT practice questions, page 2 of 12, with answer review and explanations.

Question 6

Which of the following does hemoglobin bond most strongly with?

  1. oxygen
  2. carbon dioxide
  3. carbon monoxide
  4. hydrogen

Question 7

Which of the following is not secreted by the hypothalamus?

  1. glucocorticoids
  2. GnRH
  3. Dopamine
  4. GHIH

Question 8

A virulent phage is one which infects via:

  1. the lysogenic cycle
  2. phagocytosis
  3. immunoglobins
  4. the lytic cycle

Question 9

Which is not a function of immunoglobins?

  1. coagulation
  2. assist in phagocytosis
  3. attack pathogens
  4. labeling of pathogens

Question 10

What results in extra or fewer chromosomes in a cell?

  1. nondisjunction
  2. double replication
  3. double cytokinesis
  4. epistasis