In comparison to desert habitats, urban landscapes on average have a
A) higher number of bird species.
B) lower number of bird species.
C) similar number of bird species.
D) the same type of bird species.
B
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The difference between an akinete and endospore is that:
A. Akinetes are whole cells filled with food, whereas endospores are bodies produced inside of cells. B. Akinetes are not capable of locomotion whereas endospores move freely. C. Akinetes cannot resist stressful conditions whereas endospores can. D. Endospores cannot resist stressful conditions whereas akinetes can. E. Akinetes are reproductive structures whereas endospores are dormant, resistant structures.
Which one of the kingdoms include producers, composers, and consumers?
a. Animalia b. Archae c. Protista d. Plantae e. Fungi
Why is a woman more susceptible to vaginal yeast infections when taking antibiotics?
A) The antibiotic serves as nutrition for the infectious yeast. B) All vaginal bacteria are killed by the antibiotic and can't competitively exclude the yeast. C) Her immune system is already not functioning well due to previous infections. D) Antibiotics are lethal to most types of yeast.
You suspect that an elderly patient's skin blistering is caused by an autoimmune disorder. If you are correct, the patient's serum likely contains antibodies directed against
A) talin. B) vinculin. C) ?-actinin. D) BPAG2. E) actin.