Apoptosis can be induced by a mitochondrial protein being released into the cytosol. This protein binds directly to what in the cytosol?

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#Question id: 17080

#Unit 12. Applied Biology

Hypoxanthine and thymidine are required for running which pathway

TLS Online TPP Program

#Question id: 12616

#Unit 10. Ecological Principles

In the logistic equation

  

is a measure of the population's intrinsic rate of   increase. It is determined by which of the following?

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#Question id: 1227

#Unit 4. Cell Communication and Cell Signaling

Which of the following is a mechanism for down regulation of signaling from G protein-coupled receptors?

a. a change in the Kd of the receptor-hormone complex

b. proteolysis of the Gα subunit                     

c. hydrolysis of cAMP to 5´-AMP

d. dephosphorylation of adenylyl cyclase

TLS Online TPP Program

#Question id: 33229

#Unit 1. Molecules and their Interaction Relevant to Biology

The effects of pH on enzymes depends on a combination of factors: 

(a) Most enzymes are active within only a narrow pH range, typically 5 to 9. 

(b) the ionization states of the amino acid residues involved in the catalytic activity of the enzyme

(c) the variation of protein structure (usually significant only at extremes of pH).

Which of the above is correct

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#Question id: 23894

#Unit 2. Cellular Organization

Within prokaryotes and unicellular eukaryotes