Linnaeus based most of his classification system on _____________.

a. cell organelles
b. biochemical comparisons
c. structural comparison
d. embryology


Ans: c. structural comparison

Biology & Microbiology

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A bacterial cell exhibiting chemotaxis must have ________.

A. fimbriae B. metachromatic granules C. a capsule D. flagella E. thylakoids

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What will be an ideal response?

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Hummingbirds are small birds that require a regular food supply

When hummingbirds are faced with a situation that decreases their food supply, such as a storm, which of the following adaptations would be most useful for the bird to survive such an unpredictable and short-term absence of food resources? A) shivering B) torpor C) hibernation D) burrowing into soil

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