Microorganisms possess different means in order to avoid host immune components. Which of the following does not help microbe evade the host immune system?
A. Lysozyme
B. Proteases
C. Cross reactivity with the host
D. Antigenic variation
E. Capsule
Ans: A. Lysozyme
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The distribution of biomes is dependent upon which of the following? Check all that apply.
_____ available moisture _____ temperature _____ the presence of mountains _____ distance from the oceans and elevation _____ a thermocline
This biome is the coldest, with the lowest biodiversity and a permanent layer of ice beneath the soil
A. alpine B. savanna C. taiga D. tundra E. temperate coniferous forest
The volume of air in the lungs following a maximum inspiration is called
A) tidal volume. B) inspiratory reserve volume. C) inspiratory capacity. D) vital capacity. E) total lung capacity.
Sea anemones, hydra, and sea jellies digest food extracellularly within a
A) gastrovascular cavity. B) lysosome. C) rumen. D) food vacuole. E) digestive tract.