<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>
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I had to do this because your answer choices was wrong
Polyploidy increases the rate of speciation by having different numbers of chromosomes so organisms cannot reproduce with each other. The rate of speciation is mostly rapid 38 thinks that it mark me brainlest because I was first :D
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i asked my bro and he just stared at me like "o>O" they do because theres air in there maybe? LOL
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They both do cell division and happens in stages, but one produces body cells (skin cells, stumic cells, ext.) and the other produses sperm and egg cells .
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