The LCM of two numbers is 2079 and their HCF is 27. If one of the numbers is 189, the other number is

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#Question id: 12099

#Unit 10. Ecological Principles

According to the competitive exclusion principle, two species cannot continue to occupy the same

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#Question id: 2307

#Unit 2. Cellular Organization

Bacteria that have cell walls with thick layers of peptidoglycan are:

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#Question id: 2272

#Unit 2. Cellular Organization

Bacteria may be propelled by

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#Question id: 522

#Unit 1. Molecules and their Interaction Relevant to Biology

Yeast will normally convert pyruvate to ethanol. Why is this better for the yeast than a conversion to lactate?

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#Question id: 23117

#Unit 2. Cellular Organization

Choose the correct statement of the following  

a. The nucleosome consists of approximately equal masses of DNA and histones (including H1). 

b. The four core histones are present in equal amounts in the cell.

c. H1 is half as abundant as the other histones, which is consistent with the finding that only one molecule of H1 can associate with a nucleosome.

d. One turn around the nucleosome takes 80 bp of DNA