How do researchers evaluate the effectiveness of particular drug therapies?

Does anyone know how to dissect a frog or baby squid?

According to myplate guidelines, grains should make up (less than one-fourth, more than one-fourth, about one-fourth) of your plate, fruits should make up (less than one-fourth, more than one-fourth, about one-fourth) of your plate, protein should make up (less than one-fourth, more than one-fourth, about one-fourth) of your plate, and vegetables should make up (less than one-fourth, more than one-fourth, about one-fourth) of your plate.just answered it; about one-fourth, less than one-fourth, about one-fourth, and more than one-fourth

The load is the pivot point of a lever.