The pollen tube grows to or through
a. the stigma.
b. the style.
c. the ovary.
d. the micropyle.
e. all of these.
Answer: e
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Anaphylactic shock is caused by a(n) ____
a. overproduction of antihistamine b. overproduction of histamines and prostaglandins c. allergen that escapes detection by the immune system d. cytokine storm e. contact allergies
________ are blood vessels that move blood away from the heart.
Fill in the blank(s) with the appropriate word(s).
The funnel-shaped opening of a nephridium is known as a ________
Fill in the blank(s) with correct word
Which one of the following does NOT contribute to the incidence of nosocomial infections?
A) antibiotic resistance B) lapse in aseptic techniques C) gram-negative cell walls D) lack of handwashing E) lack of insect control