When guard cells are ________ a stomatal pore opens between them.

A. flaccid
B. overextended
C. turgid
D. solute depleted
E. ionically charged


C. turgid

Biology & Microbiology

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Describe which diseases human papillomavirus (HPV) can cause in males and females. What is the most common symptom of HPV infection, and why is this of concern?

What will be an ideal response?

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Inanimate objects capable of transferring infectious disease agents are

A. vectors. B. fomites. C. vehicles. D. reservoirs.

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If damaged DNA is detected and cannot be repaired, which protein can trigger apoptosis?

a. retinoblastoma proteins (Rb) b. cyclin-dependent kinase (Cdk) c. p53 d. p21

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The "developer" in the Warthin-Starry stain is:

a) formaldehyde b) hydroquinone c) pyridine d) uranyl nitrate

Biology & Microbiology