Proteinaceous infectious particles are known as ________.

Fill in the blank(s) with the appropriate word(s).


Ans: prions

Biology & Microbiology

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In an enzyme-catalyzed reaction, the reactant is called the  

A.  coenzyme B.  catalyst C.  substrate D.  product

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Which ecosystem has the lowest percentage of total net primary productivity?

a. open ocean b. savanna c. swamp and march d. temperate deciduous forests e. tundra

Biology & Microbiology

The following are main points of the example of the Amphipod and Sea Butterfly except:

a. Fish are confused by the amphipods. b. A new form of symbiosis was observed. c. A "kidnapping" behavior was observed. d. An example of chemical defense was seen e. The scientific method was utilized.

Biology & Microbiology

The thermal niche of a desert organism __________________.

a. will differ from that of a polar organism. b. will include very low temperatures. c. will include the critical thermal maximum of a polar organism. d. is unlikely to include high temperatures. e. is unlikely to limit its distribution on Earth. f. I don't know the answer

Biology & Microbiology