Roberto's grandmother has alzheimer's disease. therefore, you would expect to see too of the neurotransmitter in her brain.

The Alzheimer's disease can be defined as a neurological disorder in which the memory of the person along with his cognitive abilities is compromised. The brain cells of the affected person starts dying. Because the person with Alzheimer's diseases have poor memory and learning abilities, the levels of the neurotransmitter acetylcholine will be too little in their brain. Acetylcholine is important for processing memory and learning new information. The onset of Alzheimer's will decrease its amount in the brain.

Hence, the blanks can be filled with 'Little' and 'acetylcholine' respectively.

it also supports my hypothesis. if you rest first you can squeeze the clothespin more times. from the data i collected the average of the eight people concluded exercise makes your muscles more fatigued and less able to squeeze the clothespin compared to resting before squeezing.

so whats the answer