Um pesquisador cruzou casais de ratos cinzas e obteve filhotes de cor cinza e de cor branca. Entre os 32 filhotes encontrados na prole desses casais, qual o número de filhotes heterozigotos, de filhotes homozigotos dominantes e o número de filhotes homozigotos recessivos?

because of

the correct answer is 4) heat and pressure

metamorphic rocks arise from transformation of existing rocks types, in a process called metamorphism. during metamorphism the original rock(prolith) change into metamorphic rock by heating (150-200c) and pressure of more than 1000 bar. the original rock can be sedimentary, igneous, or existing metamorphic rock.

to figure the total magnification of an image that you are viewing through the microscope is really quite simple. to get the total magnification take the power of the objective (4x, 10x, 40x) and multiply by the power of the eyepiece, (usually 10x)