An effect that appears to be a major factor in the stability of the photosynthetic apparatus is photoinhibition, which occurs when excess excitation arriving at the PSII reaction center leads to its inactivation and damage due to

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#Question id: 32337

#Unit 2. Cellular Organization

Which of the following actin binding protein nucleates assembly to form a branched network and remains associated with the minus end?

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#Question id: 28278

#Unit 5. Developmental Biology

 Bindin receptors present in___

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#Question id: 11211

#Unit 7. System Physiology – Animal

The following steps refer to various stages in transmission at a chemical synapse.

1. Neurotransmitter binds with receptors associated with the postsynaptic membrane.

2. Calcium ions rush into neuron's cytoplasm.

3. An action potential depolarizes the membrane of the presynaptic axon terminal.

4. The ligand-gated ion channels open.

5. The synaptic vesicles release neurotransmitter into the synaptic cleft.

Which sequence of events is correct?

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#Question id: 27023

#Unit 10. Ecological Principles

when one species uses a second species for housing, is an characteristics of

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#Question id: 7505

#General Aptitude

A train running at 54 kmph takes 20 seconds to pass a platform .Next it takes 12 seconds to Pass a man walking at 6 kmph in the same direction in which the train is going. Find the length of the train and the length of the platform.