The main reason certain seeds germinate near the soil surface rather than deep in the soil is
A. they need additional oxygen.
B. they are then more aware of their surroundings.
C. they require light to germinate.
D. they have water deprivation.
E. they are sensitive to the cold temperatures of the soil.
C. they require light to germinate.
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Synaptic integration means that ____
a. positive or excitatory stimuli produce an excitatory postsynaptic potential b. the positive and negative ions neutralize each other c. excitatory and inhibitory signals are summed in a receiving neuron d. the adjacent neurons interact so that excitatory and inhibitory stimuli cancel each other out e. excitatory signals take precedence over inhibitory signals
Protein spots eluted from a two-dimensional gel analysis can be identified and correlated to specific genes that code for them using ________.
A. Sanger sequencing and computer analysis B. gas chromatography C. mass spectrometry D. None of the choices are correct.
As the electrons pass through the electron transport chain, they help establish a
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Describe a centromere.
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