It is advantageous for grazing mammals to gather in groups because groups

a. can make the available food resources last longer.

b. can migrate more easily than individuals can.

c. are more difficult for predators to locate than individuals are.

d. offer greater protection from predation.

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.

Compare and contrast region e in the illustration above with region d. describe the physical characteristics of each region.

What’s the student’s scientific question