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TLS Online TPP Program

#Question id: 2961

What is the best evidence that anaphase chromosomes are not pulled to the poles like fish on a line?

#Unit 2. Cellular Organization

  1. Dyneins and kinesin-related proteins are associated with kinetochores.

  2. Depolymerization of spindle microtubules occurs at the kinetochores.

  3. Microtubule disassembly establishes the rate of chromosomal movement.

  4. In fact, it is believed that chromosomes are pulled in like fish on a line.

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TLS Online TPP Program

#Question id: 31190

#Unit 4. Cell Communication and Cell Signaling

In the resting state, kinases CK1 and GSK3, sequentially phosphorylate β-catenin on:
TLS Online TPP Program

#Question id: 3692

#Unit 3. Fundamental Processes

Which of the following statement is true regarding an enzyme DNA polymerase that catalyzes the elongation of complementary DNA strand?
TLS Online TPP Program

#Question id: 3370

#Unit 11. Evolution and Behavior

One thousand independent populations of Drosophila are established with 25 individuals in each population, of which, one individual is of Aa genotype and the other nine are of AA genotype. If random genetic drift is the only mechanism acting on these populations, then, after a large number of generations, the expected number of populations fixed for the "a" allele is
TLS Online TPP Program

#Question id: 28487

#Unit 5. Developmental Biology

first visible sign of limb development is the___
TLS Online TPP Program

#Question id: 2021

#Unit 4. Cell Communication and Cell Signaling

Which one of the following is not true for class 2 MHC protein?