Un investigador extrajo algunas células de la piel y las cultivó en un medio apropiado al cabo de 7 días encontró cientos de miles de células en el cultivo con que postulado de la teoría celular se relaciona con lo escrito

Asap! how does the distance between two objects affect the force of gravity? how is the moon dependent on the sun?

You can tell from this karyotype that the individual is female because the karyotype has two chromosomes labeled

An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?