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TLS Online TPP Program

#Question id: 2945

Separation of spindle poles during spindle formation and anaphase B most likely depends on which of the following?

#SCPH28 | Zoology

  1. (+) end-directed microtubule motors at the cell cortex

  2. (+) end-directed microtubule motors at the kinetochore

  3. (−) end-directed microtubule motors in the microtubule overlap zone

  4. (+) end-directed microtubule motors in the microtubule overlap zone

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TLS Online TPP Program

#Question id: 2944

#SCPH05 I Biotechnology

DNA replication at each origin occurs only once during the cell cycle because of:
TLS Online TPP Program

#Question id: 3451

#SCPH06 I Botany

Individual A can derive fitness benefit of 220 units by helping Individual B, but incurs a fitness cost of 50 units in doing so following Hamilton’s rule, which of the following relation is not apply for altruism?
TLS Online TPP Program

#Question id: 1563

#SCPH28 | Zoology

A nonfunctional CD4 protein on a helper T cell would result in the helper T cell being unable to ________.
TLS Online TPP Program

#Question id: 1403

#SCPH05 I Biotechnology

Tumor-suppressor genes encode proteins with which of the following functions?

a. growth-promoting               b. growth-arresting                  c. pro-apoptotic

d. anti-apoptotic                      e. DNA repair
TLS Online TPP Program

#Question id: 5265

#SCPH05 I Biotechnology

The mechanism by which genes are transferred into bacteria via viruses is called