Answer:
any of numerous complex proteins that are produced by living cells and catalyze specific biochemical reactions at body temperatures
Answer:
the food chain
Explanation:
every species in the ecosystem eats or gets eaten
Answer:
Vaccination involves showing the immune system something which looks very similar to a particular virus or bacteria, which helps the immune system be stronger when it is fighting against the real infection.
Explanation: "it is what it is".
Sensory,internueron and motor are the names. The nervous system<span> has </span>three<span> basic functions: sensory</span>neurons<span> receive information from the sensory.</span>
an organelle that releases energy for metabolic activity in a nerve cell is the what
the mitochondria