Living components in a river ecosystem would include all plants, all animals, all microorganisms. Every fish species, every arthropod species, every reptile and amphibian species, all the birds, etc.
Petrochemicals include many things, I would say All of the above. Hope this helped! :)
Natural gas
explanation:
solar power, coal, and petroleum are used to power things (i.e. produce electricity)
Answer:
Either the cell wall or the cell membrane.
Explanation:
All cells have cell membranes which line the outside of the cell, and some cells have cell walls, which also line the outside of the cell. Since all cells have cell membranes I am inclined to believe that the correct answer would be cell membranes.
"Z<span>ygospores form in the sexual stage and spores in the asexual stage" is the statement among the statements given in the question that describes these formations. The correct option among all the options that are given in the question is the third option or option "c". I hope that the answer has helped you.</span>