<span>The reason why the human body shivers when it is could is to
begin warming it up this is a natural reflex of the human body once it drops
below a certain temperature </span>
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Answer:
GABA or gamma-aminobutyric acid is the most important of the inhibitory neurotransmitters in the nervous system. It is the most abundant of them, and it is distributed throughout the brain and spinal cord.
Explanation:
Non-living physical and chemical elements in the ecosystem are referred to as abiotic factors. Typically, abiotic resources are obtained from the lithosphere, hydrosphere, and atmosphere [e.g. water, aer, soil, sunlight, and minerals].
Biotic factors are organisms that are alive or were onse alive in an ecosystem. These are obtained from the biosphere and have the ability to reproduce [animals, birds, plants, fungi, and other identical organisms].
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Answer: d. alternation of multicellular generations
Explanation:
The gametophytic as well as the sporophytic generations are alternative in the life cycle of the multicellular plants. This can be seen among the land plants. This feature cannot be seen in the algal species as they are unicellular in nature. Thus cannot be seen in the relatives of charophyta algae.