Examlex
Which of the following methods are used for the laboratory alkane synthesis?
I.catalytic addition of hydrogen to multiple carbon - carbon bonds
II.catalytic hydrogenation of aldehydes
III.from halogenated hydrocarbons and sodium
IV.from alkali metal salts of organic acids and alkali metal hydroxides
V.dehydrohalogenation of organic halogen compounds
Longitudinal Study
A research design that involves repeated observations of the same variables (e.g., people) over a period of time, extending from months to decades.
Acetylcholine
A neurotransmitter in both the central and peripheral nervous systems that plays a crucial role in stimulating muscle contractions and involved in various brain functions.
Alzheimer's Disease
A progressive neurological disorder that causes memory loss, cognitive decline, and ultimately, loss of ability to carry out day-to-day activities.
Schizophrenia
A psychiatric disorder involving a breakdown in the relation between thought, emotion, and behavior, leading to faulty perception and withdrawal from reality.
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