Wind and water are the two primary forces of nature that cause soil erosion.
Indicate whether the statement is true or false.
Ans: True
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Describe the methodology employed when antibodies are used to detect proteins
What will be an ideal response?
Staphylococcus aureus is a gram-positive organism that produces the enzyme ?-lactamase, which renders certain types of antibiotics inactive. The mode of action that is prevented in certain antibiotics sensitive to this enzyme is:
a. cell wall synthesis. b. protein synthesis to the 30S ribosomal subunit. c. protein synthesis to the 50S ribosomal subunit. d. deoxyribonucleic acid (DNA) synthesis.
The disease osteoporosis involves loss of both mineral and organic components from bones. Factors that may contribute to the development of osteoporosis include
_____ prolonged disuse of muscles. _____ lack of calcium and vitamin D in the diet. _____ excess fat in the diet. _____ a decline in estrogen following menopause in women. _____ a history of extreme sport participation.
The shape of the beaks of Darwin's finches and industrial melanism are often cited as examples of the process of ________ leading to evolutionary change.
A. founder effect B. coevolution C. natural selection D. intelligent design E. artificial selection