C...the key is that they are photosynthetic...so they produce oxygen (like plants)!
I think the correct answer from the choices listed above is the last option. The pollutant that <span>is transferred from soil to water by fertilizer runoff from farms and leaky septic tanks would be nitrates. This pollutant is present in fertilizers and are produced from reactions in a leaky septic tanks. Hope this answers the question.</span>
Incomplete dominance refers to pair number 2 about orange cat
polygenic inheritance for pair number 3
codominance for pair number 1
<span>gene mutation in action gene flow at work genetic drift as it happens natural selection in progress.</span>