Which body region is protected by fatty acids, acidic pH, lactic acid, and a tough cell barrier with its own normal biota?
A. Skin
B. Respiratory tract
C. Urinary tract
D. Digestive tract
E. Eyes
Answer: A
Biology & Microbiology
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A) cause microtubules to lengthen. B) destabilize microtubules. C) stabilize microtubules. D) cause microtubules branching. E) connect microtubules to microfilaments.
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Marine microbes inhabit sediments on the ocean floor at a depth of up to at least ________.
A. one foot B. 100 feet C. 0.6 kilometers D. ten feet
Biology & Microbiology
The exoskeleton of arthropods is composed of:
a. chitin. b. silica. c. cellulose. d. calcium carbonate. e. starch.
Biology & Microbiology
Choose a situation in which hormonal control is important in maintaining homeostasis and describe how hormones function in this situation
What will be an ideal response?
Biology & Microbiology