<span>The correct answer to the question, 'which of the following scenarios is representative of how agricultural practice can affect the environment' is A. Option A is chosen because it is the only option that refer to another environment which is different from that of the farm. When fertilizers are washed to nearby ponds as a result of erosion, it causes a lot of negative changes in the pond. For instance, the chemicals in the fertilizer can be poisonous to some of the smaller organisms in the pond, this will result in the death of these organisms. Fertilizer run off can also cause excessive growth of plants such as algae in the pond. This may block out the light necessary for the survival of the organisms in the ponds and may also reduce the amount of oxygen available to the organisms living in the pond.</span>
Answer:
C. Fe2O3 + 2Al → 2Fe + Al2O3
The correct answer to
the question which is stated above is:<span>
</span>RNA has the oxygenated form of ribose
sugar, while DNA has deoxygenated form of ribose sugar.
<span>>The
pentose, which is ribose, is </span>oxygenated<span> <span>in </span></span>RNA<span> <span>while in DNA it is deoxygenated</span></span>
Answer:
Kettlewell thought that if natural selection caused the change in the moth population, the following must be true: Heavily polluted forests will have mostly dark peppered moths. Clean forests will have mostly light peppered moths. Dark moths resting on light trees are more likely than light moths to be eaten by birds.