Does the tempterature of water affect the time it takes sugar to dissolve

Give an example of a trait that is controlled by more than one gene.

Ihave no idea how to solve these. plus there's another question that is 2) a 10 kilogram meteorite is collected in space and brought back to earth. it is composed of 1.25 kg of uranium-238 and 8.75 kg of lead-206. how many u-238 half lives have passed? what is the approximate age of the meteorite?

Kinases add - groups to other enzymes. this activities some enzyme while inhibiting other