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TLS Online TPP Program

#Question id: 1291

Which of the following is NOT true regarding matrix metalloproteases?

#Unit 4. Cell Communication and Cell Signaling

  1. Their activity depends on zinc ions.

  2. They are responsible for cleaving beta-catenin from E-cadherin.

  3. They are inhibited by TIMPs.

  4. Some of the members are called gelatinases

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TLS Online TPP Program

#Question id: 7761

#Unit 5. Developmental Biology

Correct sets of genes are well known to be involved in aging and its prevention, and each set appears to be conserved between phyla and even kingdoms. 
a. DNA repair enzymes
b. proteins of the insulin signaling pathway
c. proteins in the mTORC1 signaling pathway
d. chromatin remodeling enzymes
TLS Online TPP Program

#Question id: 46

#Unit 1. Molecules and their Interaction Relevant to Biology

The three-dimensional structure of a protein is determined primarily by:
TLS Online TPP Program

#Question id: 19010

#Unit 13. Methods in Biology

If a molecule separated on their biological affinity, which chromatography is used
TLS Online TPP Program

#Question id: 11428

#Unit 2. Cellular Organization

Each monomer of aquaporin1 has six transmembrane helical segments and two shorter helices, both of which contain the sequence:
TLS Online TPP Program

#Question id: 13078

#Unit 13. Methods in Biology

RFLPs have several unique advantages except this one;