Gram-positive bacteria usually stain darkpurple/violet under a microscope.
A pioneer species is the first species to arrive at an environment after primary or secondary succession occurs.
In general,earthquakes and volcanic eruptions occur at both divergent plate boundaries AND convergent plate boundaries.
Indonesia is one of the areas that would be in danger of having both earthquakes and volcanoes
Answer:
Graded potentials are brought about by external stimuli (in sensory neurons) or by neurotransmitters released in synapses, where they cause graded potentials in the post-synaptic cell. Action potentials are triggered by membrane depolarization to threshold.
Explanation: