Rhizosphaera needle cast is a fungal disease that affects spruce trees. Which of the following biomes would be most severely affected by an outbreak of this disease?
A. tundra
B. prairie
C. tropical rain forest
D. taiga
E. temperate deciduous forest
Answer: D
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Which of the following types of leukocytes is typically elevated in cases of bacterial, rather than viral or helminthic, infection?
A. Eosinophils B. Neutrophils C. Basophils D. Monocytes
On a regional level, coastal areas generally experience ____ fluctuations in temperature compared to interior regions
of landmasses.
a. smaller daily but larger seasonal b. larger daily but smaller seasonal c. only larger daily d. smaller daily and seasonal e. larger daily and seasonal
Ferns, roots, and fronds grow from __________. Fill in the blank(s) with the appropriate word(s)
Which of the following areas is not known to contain stem cells?
A) the skin B) bone marrow C) the umbilical cord D) muscle