Studies done by Buchner showed that ground-up yeast cells were able to convert sugar to alcohol. The components of the mixture that were responsible for this transformation were

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#Question id: 24221

#Unit 1. Molecules and their Interaction Relevant to Biology

Glucagon lowers the cellular level of fructose 2,6 bisphosphate by

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#Question id: 20287

#Unit 7. System Physiology – Animal

Match the medications to their main action:

1. Thiazolidinediones	a. to control plasma glucose
2. Metformin	b. cause additional release of insulin by the pancreas
3. Sulfonylureas	c. suppress liver glucose production
4. Insulin	d. increase insulin sensitivity

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#Question id: 7096

#Unit 5. Developmental Biology

In which portion of the frog's life-cycle would a frog appear most similar to a mammal?

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#Question id: 26572

#Unit 3. Fundamental Processes

Choose the following is incorrect statement about Polycomb or Pc-G proteins

a. Pc-G proteins do not initiate repression

b. Pc-G proteins initiate repression

c. They are responsible for maintainingrepression 

d. There are Polycomb repressive complexes: PRC1 and PRC2

e. PRC2 complexes contain histone deacetylases that inhibit transcription

f. PRC1 complex binds the methylated nucleosomes 

g. The PRC1 complex contains a ubiquitin ligase 

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#Question id: 10914

#Unit 6. System Physiology – Plant

Early research on phloem loading focused on the apoplastic pathway, probably because it is very common in