cómo explicas que, si no hemos visto un dinosaurio, no hemos viajado al espacio exterior, ni hemos visto un corazón o un cerebro humano directamente, aun así, podemos describir y hasta explicar el funcionamiento de estos sistemas

Cattle with brown fur and cattle with white fur will produce a reddish roan calf . when examined closely, the calf show about an even number of brown hairs and white hairs that give a reddish appearance when viewed from far away. the fact that both the brown fur allele and the white fur allele are expressed equally in the offspring is an example of

Vinegar has a ph of 3, and household ammonia has a ph of 11. is the concentration of h+ greatest in the vinegar or ammonia?

Explain how mendel kept his pea plant from self pollination