(1 point) Base your answer to the following question on the
graph below and on your knowledge of biology
I
II
IV
Relative Rate of Enzyme Action
10 20 30 40 50 60 70
Temperature (°C)
What is the optimum temperature for the enzyme?
a
0°C
60°C
b
С
37°C
55°C

Which of the following is an oxidation-reduction reaction? (pictured below)

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.

An area has a few days of low humidity, warm air temperature, and high air pressure. what kind of weather is this area experiencing? o fog o snow storms o sun