Practice Questions

TLS Online TPP Program

#Question id: 11200

Action potentials are normally carried in only one direction: from the axon hillock toward the axon terminals. If you experimentally depolarize the middle of the axon to threshold, using an electronic probe, then ________.

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

no action potential will be initiated
an action potential will be initiated and proceed only in the normal direction toward the axon terminal
an action potential will be initiated and proceed only back toward the axon hillock
two action potentials will be initiated, one going toward the axon terminal and one going back toward the hillock

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TLS Online TPP Program

#Question id: 10690

#SCPH28 | Zoology

Which of following interaction shown in following species of Paramecium?

TLS Online TPP Program

#Question id: 18656

#SCPH06 I Botany

Which of the following is true about SDS-PAGE?

TLS Online TPP Program

#Question id: 12759

#SCPH06 I Botany

As climate changes because of global warming, species? ranges in the northern hemisphere may move northward. The trees that are most likely to avoid extinction in such an environment are those that

TLS Online TPP Program

#Question id: 15881

#SCPH05 I Biotechnology

Protoplast is____

TLS Online TPP Program

#Question id: 3698

#SCPH28 | Zoology

In this diagram of the process of DNA replication at a replication fork, the strand labeled B is the: