organic molecules

If an unknown solution is known to have Protein, Amino Acid & Starch in it but, does not have carbohydrate or lipid in it what is it?

Chemistry behind Alzheimers disease

I need to know the chemistry behind the possible causes of Alzheimer's including bonding and molecular structure of any molecules involved in its progression or treatment. I would greatly appreciate any help you can give regarding this matter.

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If a satellite orbits the earth at a velocity of 3.2x10 to the fourth powerkm/hr, this would be the same as how many ft/min?

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a bird is flying around the world at a rate of 14.5ft/sec. how may days will it take to complete its journey?(circumference of earth=25000 miles)

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the edge of the universe is expanding at the speed of the light. How fast is this in km/hr?