Mad cow disease is a fatal disease that destroys
brain tissue. researchers have found that a prion
protein, which is an abnormally constructed
molecule, is responsible. which statement best
describes the characteristics a protein must have to
function correctly?

nucleus

would be most reasonable answer tbh

the food storage products of chrysophytes are oils or the polysaccharide laminarin.   formerly classified as plants, the chrysophytes contain the photosynthetic pigments chlorophyll a and c all but the yellow-green algae also contain the carotenoid pigment fucoxanthin.

they had the law tat factories that produces smoke cannot be built near residential buildings.

building of proper sewage system was done to ensure that the waste is carried away from the humans so that they do not get diseases from it.

also they built water systems to provide water in those areas which are drought prone.

you know they are heterozygous for a trait because they have it as jj or jj.