because “enojadas” means girls are mad. but if you’re using ellos the term has to be male which is “enojado” and it’s more than one which makes it enojados.
<h2><em><u>Credit for developing cell theory is usually given to two scientists: Theodor Schwann and Matthias Jakob Schleiden. They elucidate the principle that plants and animals are made of cells, concluding that cells are a common unit of structure and development, and thus founding the cell theory.</u></em></h2>