What is the difference between a strong muscle contraction and a weak muscle contraction

In which case would a scientist choose to use a dissecting microscope rather than a compound microscope

The leopard frog and the pickerel frog are two closely related species. in areas where their ranges overlap, the frogs will remain separate species if they

Imagine you are introducing the lac operan and the trp operon to students who have never learned about it before. complete the table to compare the similarities and differences between the two operons