The fluorochrome stain used to study a fungus is:
a. calcofluor white.
b. acridine orange.
c. auramine.
d. immunofluorescence.
A
The cell walls of a fungus will bind calcofluor white.
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You sit next to Uncle Ed, an immunologist, at Thanksgiving dinner. "I'm a 'big eater'", he says, "just like the cells I study." What are the large cells that engulf pathogens that Uncle Ed works with?
A. monocytes B. erythrocytes C. macrophages D. bacteriophages E. antibodies
Answer the following statements true (T) or false (F)
1. The Calvin cycle produces ATP and NADPH. 2. When chlorophyll a absorbs light, electrons are "excited" and ejected from the chlorophyll a molecule. 3. For most lawn grasses to grow well in hot, dry weather, they must be watered so that their stomata will remain open for longer periods of time to let in O2. 4. C4 plants and CAM plants fix carbon twice during the photosynthetic reactions. 5. Aerobic respiration uses oxygen as its final electron acceptor at the end of the electron transport chain.
Deductive reasoning is used to make ________ based on a hypothesis
A) correlations B) data C) predictions D) statistical tests
Infants born to asymptomatic mothers with recurrent genital herpes are less likely to acquire herpesvirus at birth than infants born to newly infected mothers because
A) maternal antibodies offer protection. B) the disease cannot be transmitted to newborns. C) the disease is not communicable. D) prophylactic antibiotics are administered to the newborn. E) the virus is not growing.