the answer you are looking for is option d
Answer:
B) Absence of native grasses
Explanation:
The grasses, which acted as a windbreak and whose roots anchored the soil in place, were overgrazed and/or removed to allow for farming. Once a few years of severe drought affected the area, any wind storm was able to blow the topsoil away, rendering the farm land of the Great Plains virtually unusable in many areas. Ground cover is an essential part of sustainable agriculture.
Answer:
b
Explanation:
they have a a physical mass that is easy to absorb through the roots of a plant allowing the plant to make its own energy from said nutrients
Answer:
The DNA is transferred to a nylon membrane because it is very difficult to work with
Explanation:
The DNA was transferred up into the membrane as liquid traveled up from the gel toward an absorbent material that was placed over the membrane.
The scenario that best describes a mutually beneficial relationship with fungi in an ecosystem is fungus growing on the leaves of plants. The correct answer is B.
