To what level of structure do α-helices belong?

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#Question id: 1036

#SCPH28 | Zoology

A urine sample with more than 100,000 organisms is considered indicative of infection. A urine sample containing 5,000 bacteria, with a generation time of 30 minutes, sits for 3 hours before finally being assayed. How many bacteria will then be present within the sample?

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#Question id: 15146

#SCPH12 I Genetics

You have isolated a set of five yeast mutants that form dark red colonies instead of the usual white colonies of wild-type yeast. You cross each of the mutants to a wild-type haploid strain and obtain the results shown below;

What do these results tell you about each of the mutants?

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#Question id: 13071

#SCPH06 I Botany

Modifications of the agglutination reaction involve the use of ________particles, which allow the reaction to be observed more easily in the liquid phase

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#Question id: 602

#SCPH05 I Biotechnology

An inhibitor binds to a site other than the active site of the enzyme. Which statement below correlates with this observation?

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#Question id: 4979

#SCPH28 | Zoology

The dicynodonts that survived the Permian extinction would initially have had to endure (or escape from) the physical effects of __________, and subsequently, the biological effects of __________.