Please help me with these!! link= reported, if u answer correctly i will give u brainliest:)

Which scientist(s) is/are given credit for making the first recorded observations of microorganisms, such as bacteria and protists, with their microscope?

Which chemical equation is unbalanced? which chemical equation is unbalanced

According to the cell theory, which describes cells? a. all organisms are composed of multiple cells. b. all cells have the same structure and function. c. cells are found in everything on earth. d. living organisms are not created spontaneously