Answer:
(B) They Bind to receptor proteins on the surface of the postsynaptic neuron.
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Answer:
Here's what i think.
Explanation:
Tides can be extremely dangerous, in some places, high tide will flood caves which people otherwise wouldn't notice as flood-able. Knowing the tides can save lives of Spelunkers (people who explore caves). Another example is sailing. The tides can be important because tide can determine if your boat will be smashed against rocks, or if it is safe to dock!
Answer:
1. Lianas - these are woody vines that have roots in the ground but climb up the trees to reach the sunlight. Their leaves and flowers grow in the canopy.
2. Tree trunks - these are tall and thin to allow trees to reach the sunlight.
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