I don't think you mean above the medula oblongata, i think you mean something else because the connection between the two hemispheres is connected by the Corpus Callosum which is above of the thalamus.
The only answer that i can make sense of what you've wrote is A Cerebellum but i don't think you are correct forming your question. Where did you find the question
Answer:
They can study these preserved genes and compare the genomes of different species to find similarities and differences that improve their understanding of how human genes function and are controlled. This helps researchers develop new strategies to treat and prevent human disease.
Explanation:
B would be the correct answer to your question
1. cut, trim or otherwise prepare the food to be poached.
2. bring an adequate amount of cooking liquid to the desired starting temperature. (for some items, the cooking liquid is first brought to a boil and then reduced to the poaching temperature.) place the food in the liquid.
3. first submersion poaching, the liquid should completely cover the food.
4. foreshadow poaching, the liquid should come approximately half way up the side of the food. If shallow poaching, cover the pan with a piece of buttered parchment paper or a lid
5. maintaining the proper temperature, poach the food to the desired doneness in the oven or on the stove top, doneness is generally determined by timing, internal temperature or tenderness
6. remove the food and hold it for service in a portion for the cooking liquid or, using an ice bath cool it in the cooking liquid.
7. the cooking liquid can sometimes be used to prepare an accompanying sauce or reserved for use in other dishes
They are able to play checkers well because the alzheimer's has not affected the long-term portion of their brain. It starts with the short term and makes its way to the long-term portion.