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TLS Online TPP Program

#Question id: 5564

At the moment of sperm penetration, human eggs ________.

#I Life Science/ Life Sciences Group – I-V

  1. have used flagellar propulsion to move from the ovary to the oviduct

  2. are still located within the ovary

  3. have a paper-thin cell of calcium carbonate that prevents desiccation

  4. are still surrounded by follicular cells

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TLS Online TPP Program

#Question id: 11197

#I Life Science/ Life Sciences Group – I-V

After the depolarization phase of an action potential, the resting potential is restored by ________.
TLS Online TPP Program

#Question id: 16479

#SCPH06 I Botany

Organotypic cultures are type of cultures which
TLS Online TPP Program

#Question id: 15274

#SCPH06 I Botany

Eukaryotic mRNA species are isolated by using
TLS Online TPP Program

#Question id: 2947

#SCPH28 | Zoology

You perform an experiment where you prevent Cdc20 from binding to APC  in a cell line that usually completes the cell cycle in 60 minutes. Your experiment prevents Cdc20 from binding to APC for 120 minutes, and then you fix and stain the DNA, securin, separase and cohesin proteins. Which of the following would NOT be found in the observed cell?
TLS Online TPP Program

#Question id: 1744

#SCPH01 Biochemistry

Which of the following events occurs earliest in T-cell signaling?