How do proteins and fats provide energy for the human body?

In the context of the neural impulse, which of the following is true about the depolarization of neuron membranes?

Donde se encuentra el adn nuclear en un organismo eucariota?

Which of the following words best matches this definition: the process in which the best adapted organisms survive and pass on their traits, while those that are not well adapted do not survive to pass on their traits. question 3 options: acquired selection natural selection artificial selection organic selection