Moist heat primarily destroys microbes by _____.
Fill in the blank(s) with correct word
Ans: Denaturing their proteins
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At 4:00 p.m. a closed flask of sterile broth is inoculated with 10,000 cells. The lag phase lasts 1 hour. At 9:00 p.m. the log phase culture has population of 65 million cells. The approximate number of generations that has occurred is
A. 27. B. 13. C. 21. D. 5.
An organism is considered truly multicellular when ________.
A. its cells form colonies B. its cells specialize in various tasks C. each cell can carry out all of life's functions D. its cells cannot survive on their own
Sunlight energy drives moisture-laden air aloft at _________ north and south latitude, bringing rains to temperate zone forests.
A. 21 degrees B. 40 degrees C. 60 degrees D. 75 degrees E. 90 degrees
Which of the following is a sexually transmitted disease?
A. Giardiasis B. Toxoplasmosis C. Balantidiasis D. Malaria E. Trichomoniasis