What would happen to red blood cells placed in an isotonic solution?
a) none of the choices is correct
b) cells would maintain a constant volume
c) cells would lyse
d) cells would shrink
Ans: b) cells would maintain a constant volume
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Microarrays, hybridization tests, and ribotyping are increasing in frequency in their use in clinical labs for diagnosis of infectious diseases and the microorganisms causing them. Why is this?
A. They are cheaper than biochemical tests. B. They have greater specificity for the organism because they employ specific antibody. C. The tests are more easily performed in a doctor's office or hospital, right there where the specimens are taken. D. Genomic testing has less errors compared to biochemical tests and serological tests.
In roots auxins tend to ________ cell elongation, in stems they promote cell elongation.
A. promote B. not influence C. have little effect on D. not be a factor in E. inhibit
The life threatening body-wide response that can occur when allergens enter the circulatory system and cause a severe drop in blood pressure is called ____________________
Fill in the blank(s) with correct word
Coenzyme A, which assists in the production of acetyl CoA during the citric acid cycle, is made from which of the following vitamins?
a. vitamin A b. vitamin B5 c. vitamin C d. vitamin D