How do the Sun's luminosity and apparent brightness compare with those of other stars? O A. The Sun's luminosity is average, and it has the least apparent brightness B. The Sun's luminosity is above average, and it has the greatest apparent brightness. O C. The Sun's luminosity is average, and it has the greatest apparent brightness O D. The Sun's luminosity is below average, and it has the least apparent brightness.

Why do mutations in genes affect traits? o a. genes determine what type of mutagens an organism has. o b. genes produce proteins that cause traits. o c. genes affect how many chromosomes an organism has o d. genes code for carbohydrates that influence traits.

In which specialized organ of the plant would these cells most likely be found

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.