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TLS Online TPP Program

#Question id: 1534

Cadherin proteins help animal cells stick (adhere) to each other. Choose which statement about cadherin in cancer cells that are metastasizing (spreading) throughout a patient's body is most likely correct.

#Unit 4. Cell Communication and Cell Signaling

  1. Cadherin proteins in metastasizing cancer cells are likely to have mutations that make them less "sticky."

  2. Cadherin proteins in metastasizing cancer cells are likely to have mutations that make them more "sticky."

  3. Mutations in cadherin proteins are unlikely to affect the metastasizing of cancer cells.

  4. Mutations in cadherin proteins accumulate at a constant rate that can be measured by a molecular clock.

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TLS Online TPP Program

#Question id: 5249

#Unit 8. Inheritance Biology

What is the best explanation for why Bernard Davis didn't observe generalized transduction in his U tube experiments?
TLS Online TPP Program

#Question id: 4799

#Unit 8. Inheritance Biology

You set up a mapping cross involving your favorite gene (YFG) in Neurospora and determine the following octad types: 4:4 arrangement 83; 2:4:2 arrangement 7; 2:2:2:2 arrangement 10. What is the distance between your gene and the centromere?
TLS Online TPP Program

#Question id: 3621

#Unit 8. Inheritance Biology

This is the genotype of blood group A
TLS Online TPP Program

#Question id: 23388

#General Aptitude

B, E, H,?
TLS Online TPP Program

#Question id: 23520

#General Aptitude

Submerged hydrophytes have commonly dissected leaves for