Global warming is one of the greatest environmental change right now. In effect, in cold climate countries, the pest population would increase since there will be more pest activity when there is enough heat to warm the pest. In summary, the process of global warming will most likely warm the cold climate of temperate-situated countries.
D. determined by its temperature
Answer:
Mutations on DNA that can lead to skin cancer and other skin problems
Explanation:
A Pyrimidine dimer is a molecular lesion that causes mutations that can lead to melanomas and skin sensitivity. It is caused by a photochemical reaction after the exposition of DNA to ultraviolet light.
These mutations happen on thymines or cytosines and can be repaired by a photolyase, an enzyme that adhere the dimers.
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At the end of the esophagus is a thick ring of a muscle called a sphincter which allows food to enter the stomach but not from the stomach back into the esophagus. Once the food enters the stomach it is mixed with the digestive juices.
1983-1984 was when it was discovered