Which organisms are likely to be found in level 4 of this diagram? Select the two correct answers.
600
3
1550
Trophic Level
N
17000
340000
O A. Lion
.
B. Frog
O C. Shark
D. Mouse
E. Grass

Asolution of an enzyme and a substrate was placed in a water bath and the temperature of the reaction was raised gradually. the graph shown was plotted at the end of the experiment. what can be concluded from the graph? a) temperature has no effect on the activity of the enzyme. b) the effect of temperature on the enzyme is unpredictable. c) the enzyme shows increased activity up to a certain temperature. d) the activity of the enzyme is inversely proportional to the temperature.

The negative impacts of nonnative species generally outweigh the positive impacts

Which of the following particles always has a positive charge? a. electronb. neutron c. proton d. ion