What term describes a relationship in which two species have a prolonged close association?

a. symbiosis
b. commensalism
c. mutualism
d. predation
e. parasitism


a

Biology & Microbiology

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The portion of the body fluid contained in cells is

a. interstitial fluid. b. plasma. c. intracellular fluid. d. extracellular fluid.

Biology & Microbiology

Infections caused by gram-negative bacilli are often treated with ________.

A. vancomycin B. synercid C. penicillin G D. isoniazid E. aminoglycosides

Biology & Microbiology

Provide a 1-sentence explanation of how each of the following structures can be used to propagate

plants asexually: suckers, corms, stolons. BONUS: Identify one representative plant that is capable of each type of reproduction identified What will be an ideal response?

Biology & Microbiology

Conducting tubes of phloem consist of stacks of ____.

A. dead sieve elements B. living sieve elements C. dead vessel elements D. living vessel elements E. dead companion cells

Biology & Microbiology