Which of the following contain NeuNAc residues and sulfated sugars, and their negative charges contribute to the viscosity of mucins.

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#Question id: 32941

#XL - S Microbiology

The extracellular matrix of a biofilm primarily consists of:

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#Question id: 372

#XL - S Microbiology

Carbon dioxide in the atmosphere dissolves with the raindrops. The pH of raindrops is ________.

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#Question id: 358

#XL - Q Biochemistry

Consider the following reaction at equilibrium: CO2 + H2O ⇔ H2CO3. What would be the effect of adding additional H2O?

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#Question id: 8288

#XL - T Zoology

Some beetles and flies have antler-like structures on their heads, much like male deer. The existence of antlers in beetle, fly, and deer species with strong male-male competition is an example of ________.

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#Question id: 11419

#XL - R Botany

There are more species in tropical areas than in places more distant from the equator. This is probably a result of

a) more predators and parasites

b) more dispersed annual solar radiation compared to the poles

c) more frequent ecological disturbances over a longer time span

d) a longer time frame without disturbances for evolution and speciation