Si se deja una cuchara metálica en una taza con agua caliente, después de unos minutos al tocar su extremo libre se percibe caliente.
Según el efecto que se produce en la cuchara, el calor es

Do you think the gene eef1 alpha1 supports cell theory? explain your response.

2. sketch the inside of the bean nodule, and describe or label what you observed with the hand lens.

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.