<span>There are two major theories that will explain on research on colour vision. They are 1. the trichromatic theory also known as the Young-Helmholtz theory 2. opponent-process theory. These two theories explain processes that operate at different levels of the visual system.</span>
The answer is option B "declining number and variety of the species in an area." Biodiversity is a variety of life for example a ecosystem has many species which makes it a biodiversity. Now a loss of a biodiversity would be loosing a huge amount of species in that area or ecosystem which would mean the answer is option B.
Hope this helps.
It's the first one where it resist change in pH solutions by neutralizing :)
Answer:
i think muscular dysfunction not being able to breath
Explanation:
acetylcholine helps muscular movement so if you are basically paralyze you will die lol
I will go with choice (C) density dependent pattern
