Cuando una persona introduce su mano en agua caliente, la retira rápidamente como acción defensiva, En este caso el estímulo es: A) retirar la mano
B) retirar rápidamente la mano
C) la diferencia de temperatura entre el aire y el agua
D) el agua caliente
E) la mano

Which of the following statements most accurately describes convergent evolution? the process in which two similar species evolve separately from each other and share similar characteristics the process in which a single species evolves into two or more new species the process in which two entirely different species evolve in response to each other the process in which two different species evolve separately from each other but still share similar characteristics

10111213141516lactic acid fermentation differs from ethyl alcohol fermentation in thato in ethyl alcohol fermentation co2 is also producedlactic acid fermentation can occur in all living thingsethyl alcohol fermentation can only occur in plantsonly lactic acid fermentation can produce more atp

Which of the following is a period in the paleozoic era? devonian cambrian permian all of the above