Which scientist’s law about the ratios of masses of elements in a compound did john dalton’s work on the atomic structure to explain?
democritus
j. j. thomson
ernest rutherford
joseph proust

the correct answwer to this question is D Joseph Proust

for  example, forests have higher evapotranspiration than other ecosystems,  such  as grasslands, because of their deeper roots and greater leaf area. thus forests have a net moistening effect on the atmosphere and become a moisture source for downwind ecosystems.

i think a) betsy can donate only blood to mark is correct because, mark and betsy have the same blood type. whereas nobody else has b+ blood so betsy can't donate to them.