Scrie un text 5-7 propozitii in care sa ediventiezi importanta zborului pentru pasari

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

Body temperature is tightly regulated in mammals for example when external temperatures drop too much the body of a mammal response by in order to it's core temperature.

Which type of organism is a caterpillar