Abiotic components are non-living chemical and physical factors in the environment which affect ecosystems. Biotic describes a living component of an ecosystem; for example organisms, such as plants and animals.
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Biotic factors that a population needs include food availability. Abiotic factors may include space, water, and climate. The carrying capacity of an environment is reached when the number of births equal the number of deaths. A limiting factor determines the carrying capacity for a species.
Taurine, or 2-aminoethanesulfonic acid, is a compound that is
produced naturally in the human body. Found in high levels in the skeletal and
heart muscles, & white blood cells & central nervous system. It's
essential component in bile & aids in digestion of fats and the absorption
of vitamins that are fat-soluble. 2-aminoethanesulfonic acid is also found in
seaweed, fungi and bacteria<span> -compound in bile that allow
fats & oils to be absorbed- essential development central nervous
system & retina</span>.
Particles or molecules that are too big to fit through regular pores in the cell membrane, or have to big an electric charge, against the current of passive transport ( lower to higher ).