The nervous system is composed of or nerve cells A receptors
B. neurons
C. neurotransmitters
D. axons

B. Neurons

Explanation:

This is it

Neurons

Explanation:

Basic units of the nervous system that receive, transmit, and integrate information.

they each offer a fresh glut of resources to the organisms that can arrive and exploit them. as individuals and new species continue to appear, they actively and passively alter the environment. competition for shared resources increases, local abiotic and biotic conditions shift, and the relative abundances of species change accordingly. the process is called ecological succession, and it is one of the earliest and most well-known concepts in ecology.

can you give me more to work here with plzs and you