A patient in the United States complains of severe diarrhea after drinking water on a camping trip. This patient has most likely consumed ________ ________.
What will be an ideal response?
Giardia intestinalis
G. intestinal
Giardia lambila
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In humans, where does lactose digestion occur?
a. stomach b. mouth c. small intestine d. pancreas
Your son has not had the MMR vaccine (measles, mumps, rubella) because you are apprehensive about vaccines and their side effects. Your sister says that you are setting him up for a potentially damaging scenario. Which argument has the great scientific validity and why?
A. Your sister is correct in her warnings. If your son gets a severe case of mumps, he will likely develop a fatal secondary infection. B. Your sister is correct. Even if your son does not get the mumps now when he is young, but gets the infection later in life, there is a possibility of severe side effects. C. You are correct to be apprehensive because vaccines have been the cause of autism in children. D. You are correct in protecting your son. If you can keep him from getting mumps when young, it is no longer a problem. It is simply a childhood disease.
The cell in micrograph "II" is at which stage of the cell cycle?
a. prophase b. telophase c. interphase d. anaphase e. metaphase
Green photosynthetic pigment of algae and plants that absorbs solar energy; occurs as chlorophyll a and chlorophyll b.
What will be an ideal response?