Biology, 30.11.2019 08:31 stefaniethibodeaux
Farmers use fertilizers to plants grow better. fertilizers are made of many chemicals. how can fertilizers be harmful to other living things in the area of the farm?
a) fertilizers can pollute ground water.
b) fertilizers can destroy the roots of the plants.
c) fertilizers can make plants grow faster than is good for them.
d) fertilizers can kill organisms that live in the roots of plants.
Answers: 1
Biology, 22.06.2019 19:30, madiballet125
You are given an electron micrograph of a bacterial cell. in the micrograph you can clearly see three thin layers of different densities surrounding the cell. based on the micrograph, you can infer that this cell is and would appear after application of the gram stain procedure. gram-negative / pink gram-positive / purple gram-positive / pink gram-negative / purple
Answers: 2
Biology, 22.06.2019 22:00, ghostlyfrost67p8u0ey
American scientist, linus pauling, was one of many scientists racing to discover the molecular structure of dna. pauling initially thought that the molecule was a triple helix. later, james watson and francis crick unveiled their double helix model, which turned out to be an accurate description of the molecule's shape. why did watson and crick succeed when pauling failed?
Answers: 1
Farmers use fertilizers to plants grow better. fertilizers are made of many chemicals. how can fert...
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