Which is untrue of the portals of exit of a pathogen from the human body
a. Portals of exit are commonly the same as portals of entry
b. Include secretions, excretion, discharge
c. Can be shed or slough tissue
d. All of the above are true
Ans: d. All of the above are true
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The act of nursing stimulates the contraction of smooth muscle cells in the breast. If a newborn infant is unable to nurse, then
A. progesterone secretion is not inhibited. B. milk is not produced. C. oxytocin is not secreted. D. prolactin is not secreted. E. prostaglandins are not secreted.
Select all of the following that are types of roots. Check all that apply.
_____ Tap. _____ Fibrous. _____ Adventurous. _____ Buttress.
Define and explain the use of antisense technology in plant biotechnology
What will be an ideal response?
Lichens are composed of a symbiosis of fungi and which of the following?
A) green algae B) cyanobacteria C) euglenoids D) cyanobacteria or green algae E) euglenoids or dinoflagellates