A symbiotic relationship in which both the microorganism and the host benefit is called:

A. commensal.
B. mutualistic.
C. parasitic.
D. virulent


Ans: A. commensal.

Biology & Microbiology

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DNP (2,4-dinitrophenol) is an effective weight-loss agent that was used in diet pills in the 1930s

It has since been removed from the market (though it is available online) because of serious side effects such as fever, cataracts, rashes, and sometimes death. DNP inserts into the inner mitochondrial membrane and shuttles protons between the intermembrane space and the matrix. Based on this information, which of the following might you predict? What will be an ideal response?

Biology & Microbiology

Work by Charles Darwin and Francis Darwin was instrumental in the discovery of ____

a. auxins b. brassinosteroids c. jasmonates d. cytokinins e. gibberellins

Biology & Microbiology

During glycolysis, glucose molecules are broken down by breaking the carbon-hydrogen bonds that

are present and forming carbon-oxygen bonds. What is this chemical phenomena called?

a. oxidation b. reduction c. protonation d. electrolysis e. pyruvate reduction

Biology & Microbiology

Identify two adaptations in different living organisms and use natural selection to explain how each may have

logically evolved. What will be an ideal response?

Biology & Microbiology