Which of the following carbohydrates is found in dairy products?

A. lactose
B. fructose
C. sucrose
D. glucose
E. maltose


Answer: A

Biology & Microbiology

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Diagram and label a cross section of 1) a woody stem before the vascular cambium becomes active and 2) a woody

stem from the same plant after the vascular cambium has been active for a considerable length of time. What will be an ideal response?

Biology & Microbiology

Patients with legionellosis should be placed in isolation when hospitalized due to the contagious nature of the pathogen.

Indicate whether the statement is true or false.

Biology & Microbiology

What is the body's response to a rise in temperature above 37.0 degrees C?

A. Blood vessels in the skin begin to constrict which increases blood flow to the surface of the skin. Environmental variables will help decrease the temperature of the blood. The nervous system also activates the sweat glands which help decrease temperature. B. Blood vessels in the skin begin to dilate which increases blood flow to the surface of the skin. Environmental variables will help decrease the temperature of the blood. The heart rate decreases in an attempt to slow down blood flow. C. Blood vessels in the skin begin to dilate which increases blood flow to the surface of the skin. Environmental variables will help decrease the temperature of the blood. The nervous system will deactivate the sweat glands to help decrease body temperature. D. Blood vessels in the skin begin to dilate which decreases blood flow to the surface of the skin. Environmental variables will help decrease the temperature of the blood. The heart rate increases in an attempt to slow down blood flow. E. Blood vessels in the skin begin to dilate which increases blood flow to the surface of the skin. Environmental variables will help decrease the temperature of the blood. The nervous system also activates the sweat glands which help decrease temperature.

Biology & Microbiology

Your patient becomes sick due to an infection by the influenza virus and now has the flu. The cells which would most directly lyse virally infected host cells in this case are ________. These cells mature in the ________.

A. B cells; thymus B. T cells; bone marrow C. B cells; spleen D. T cells; thymus E. T cells; lymph nodes

Biology & Microbiology