The correct answer is option d, that is, neurotransmitters.
A neurotransmitter refers to a chemical component, which is discharged at the terminal of a nerve fiber by the introduction of a nerve impulse, and by diffusing across the junction or synapse. It helps in the transfer of the impulse to another muscle fiber, nerve fiber, or some other composition. Acetylcholine is a kind of neurotransmitter, that is, used by neurons in the CNS and the PNS in the control of activities ranging from heart rate and muscle contraction to digestion and memory.
Helps you create a work out plan that will be more effective in reaching your fitness goals
The wood in a matchstick is made of cellulose, a polymer of glucose molecules. When you light the matchstick, heat and light are given off, indicating that an exothermic reaction is occurring.
There are two types of reactions:
1. Exothermic reactions: In these reactions, the reactants combine to form product and heat is liberated. Example, burning of fuel.
2.Endothermic reactions: In these reactions, the reactants combine to form product and heat gets absorbed from the surroundings. Example, photosynthesis in plants where the energy of the Sun gets absorbed.
Answer:
Explanation:
Autoregulation is a biological term used to describe processes through which some biological systems are capable of regulating themselves. Autoregulation is most clearly exemplified by the distribution of blood and oxygen throughout the bodies of many different animals.
Answer: The introduction of Caulerpa, also known as killer algae, into California was ultimately the result of the aquarium trade in exotic, nonnative aquatic species.
Explanation: answer on edg is b