Which of the following is true of a nerve fiber at rest? A. the neuron has more Na+ ions outside the cell and more K+ ions inside the cell.

B. the neuron has more K+ ions outside the cell and more Na+ ions inside the cell.

C. there is an even distribution of K+ and Na+ ions inside and outside the cell.

Which statement about the immune system is false? a. lymphocytes reduce inflammation, b. b cells remember specific pathogens. c. most white blood cells kill bacteria d. white blood cells are made in lymph nodes.

What makes a dominant allele different from a recessive allele

8) animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. d) a dog is getting hot in the sunlight, so he moves to a shaded area.