The sympathetic nervous system.
This is a part of the nervous that operates involuntarily (you can’t control it) and functions to “turn you on” as part of the fight or flight response.
The parasympathetic is the other big involuntary part that mostly does the opposite functions.
Answer:
Active transport
Explanation:
The process of transport of substances that uses energy and carrier proteins of the membrane is called active transport. Amino acids can not cross the hydrophobic core of the membrane and therefore, are transported through carrier proteins. The carrier proteins transport the amino acids using energy and the process is called active transport.
Answer:
it is because there is less oxygen and creatures need more oxygen to perform their work..
hope this helps you ☺️☺️
Physical change only change the appearances of a substance, not it’s chemical composition. Chemical changes cause an entirely new substance with new chemical formula.
A vaccine is a preparation of one or more microbial antigens to induce protective immunity in potential hosts.
Vaccines are the anti-microbial agents administered to provide immunity against specific diseases. There can be a wide variety of vaccines, like: live attenuated vaccine, vaccine with killed or inactivated microbes, vaccine containing the sub-parts of the microbes, etc.
Immunity is the body's ability fight against a disease. The immunity is build when a body gets attacked by pathogen. Various immune cells like neutrophils, MHCs, dendritic cells, B and T cells, etc. are involved in building and strengthening the immunity of any person.
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