The process which results in excess phosphate being released into lake or water stream due to human activity is called __________.
A.)cultural eutrophication
B.)phophorylation
C.)sedimentation
D.)decomposition
E.)denitrification
F.)condensation
A.)cultural eutrophication
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Microorganisms that grow in extreme environments typically contain larger genomes when compared to microbes that grow in non-extreme environments
Indicate whether the statement is true or false.
For reliable results, the niacin test should be performed only from cultures that are at least:
a. 2 weeks old and show at least five colo-nies on Löwenstein-Jensen medium. b. 3 weeks old and show at least 50 colonies on Löwenstein-Jensen medium. c. 3 weeks old and show at least 50 colonies on Middlebrook 7H11 agar. d. 2 weeks old and show at least five colo-nies on Middlebrook 7H11 agar.
How many calories, as defined in chemistry, are in one calorie, which is the unit used to quantify the amount of
energy in the food we eat?
a. 10 b. 100 c. 1,000 d. 10,000 e. 100,000
What is the period of rapid cell division in which the embryo does not increase in overall size?
A. syngamy B. cleavage C. neurulation D. meiosis E. crest formation