Which of these is the most common compound in the cell walls of gram-positive bacteria?

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#Question id: 14858

#Unit 13. Methods in Biology

Given two events A and B and P(A) = 1/4, P(B/A) = 1/2, P(A/B) = 1/4. Which of the following is true?

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#Question id: 14862

#Unit 6. System Physiology – Plant

Nitrate transport is an example that is of interest not only because of its nutritional importance, nitrate is negatively charged, and such an electric charge imposes an energy requirement for the transport, Mutants in nitrate transport or nitrate reduction can be selected by growth in the presence of chlorate, Chlorate is;

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#Question id: 14863

#Unit 6. System Physiology – Plant

Plant and fungal plasma membrane H+-ATPases and Ca2+-ATPases are members of a class known as P-type ATPases, which are phosphorylated as part of the catalytic cycle that hydrolyzes ATP. Because of this phosphorylation step, the plasma membrane ATPases are strongly inhibited by

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#Question id: 14864

#Unit 6. System Physiology – Plant

Which of the following statements of ATPase is INCORRECT?

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#Question id: 14880

#Unit 4. Cell Communication and Cell Signaling

Which of the following cells control the differentiation HSCs (hematopoietic stem cells)?

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#Question id: 14881

#Unit 4. Cell Communication and Cell Signaling

The paradigmatic adult stem cell niche, contains several cell types that coordinate HSC development, including in column I and column II