Which statement is true about the relative number of accessory proteins necessary for RNA polymerization in eukaryotes versus E. coli?

#Question id: 28224

#Unit 5. Developmental Biology

 stem cells have the potential to differentiate into almost any cell in the embryo. They are primarily involved in growth and development, termed as

#Question id: 605

#Unit 1. Molecules and their Interaction Relevant to Biology

Which statement is false about allosteric regulation?

#Question id: 1000

#Unit 1. Molecules and their Interaction Relevant to Biology

 Which of the following is (are) true of the B oxidation of long-chain fatty acids?

1. The enzyme complex that catalyzes the reaction contains biotin.

2. FADH2 serves as an electron carrier.

3. NADH serves as an electron carrier.

4. Oxidation of an 18-carbon fatty acid produces six molecules of propionyl-CoA.

5. Oxidation of a 15-carbon fatty acid produces at least one propionyl-CoA.

#Question id: 1604

#Unit 4. Cell Communication and Cell Signaling

Many viruses produce a protein immunoevasin that interferes with antigen presentation by MHC class I molecules. The immunoevasin interfere MHC presentation by

#Question id: 19386

#Unit 12. Applied Biology