1. Which type of information about rattlesnakes does the bar graph above show? SC.7.L.15.2
A adaptation
B evolution
Cmimicry
D variation

Acid rain is the direct result of acid released by burning fossil fuels. select the best answer from the choices provided ot o f true or false

Asnail, elodea (aquatic plant), or both were added to the tubes and they were stoppered. tubes were placed under a grow light for 24 hours and the results recorded. the test tubes were then covered for 24 hours to produce a dark environment and the results recorded. which statement best explains the change in test tube d from the light setup to the dark setup.

Ineed to know why d is the correct answer asap