Newtons third law is action/reaction, for every action there is an equal opposite force
A heterotroph is an organism that cannot produce its own food. It has to eat/ consume other organisms to sustain its self. An omnivore is an animal that eats both plants and animals. It is a heterotroph because it must eat to live. Same with a carnivore, just that it only eats meat.
The point where the muscle attaches to the more movable bone in a joint refers to as the insertion. The origin is the point where the muscle attaches to the less movable bone. In general, we can say insertion moves towards the origin. The muscle which is responsible for causing particular movement is called a prime mover.
Through the help of synergists, prime mover produces some movement or reduce the undesired movement. Synergist contain specializes fixators. Fixators function is to stabilize the origin of prime mover so that the tension created can be used to move the insertion bone.
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The fluctuations that are present in abiotic cycles have an impact on living organisms and on ecosystems as a whole because any system that is present in a community requires the support of abiotic system
The materials that are present in an environment require the involvement of both biotic and abiotic system. The biotic community comprises of the living organisms that coexists in an ecosystem whereas abiotic factors are the non-living factors that influences the living of organisms in an ecosystem.
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Chromatin is a substance within a chromosome consisting of DNA and protein. The DNA carries the cell's genetic instructions. The major proteins in chromatin are histones, which help package the DNA in a compact form that fits in the cell nucleus. Changes in chromatin structure are associated with DNA replication and gene expression.
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