Hey Taonga! Tropism involves an organism (mainly plant) growing toward or away from a stimulus. Taxis involves an organism (protist or animal) moving toward a stimulus.
Men must inherit colorblindness or hemophilia from their mothers because colorblindness and hemophilia are located on the X chromosome, which are inherited from their mother.
<span>The probability of an action potential being propagated from neuron to neuron is increased when the postsynaptic neuron's signal is in an excitatory state. During this state, the action potential of a presynaptic neuron increases the probability of transmission of a signal to the postsynaptic neuron.</span>