The answer is muscles and glands.
Neurotransmitters are endogenous chemicals that enable neurotransmission. It is a type of chemical messenger which transmits signals across a chemical synapse, such as a neuromuscular junction, from one neuron to another "target" neuron, muscle cell, or gland cell.
Answer:
(A) A dry summer would deprive the pond of its natural cycle, therefore slowly drying out the pond limits vegetation growth, limits holes for the creatures to live in, and limit food supplies for all creatures.
(B) Draining a pond is done intentionally to clean or restock a pond.
In the<em> </em><u><em>fall,</em></u> a tree's will change color and fall off. Later in the<em> </em><u><em>winter,</em></u> the tree will not have any leaves and will be dormant. Soon the seasons change again. In the <u><em>spring,</em></u> leaves will start to grow back, and flowers will bloom. In the <u><em>summer,</em></u> leaves will stay full and green.
They both depend on signals from other cells
