The similar nature of the flight/wings of insects, birds, pterosaurs, and bats is example of

Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat

Environmental science are unconsidered with methods to preserve natural resourcesa. trueb. false

Group control group #1 experimental group yes yes yes control group #2 no new drug orange juice bed rest no yes no yes ves which of the following is the best explanation of why a second control group was included in this experiment? o a. to provide the volunteers in the study with something to drink o b. to prove that the common cold cannot be cured c. to confuse anyone who is trying to steal their new drug and sell it as their own invention o d. to researchers conclude that results are related to the new drug and not to the orange juice submit e previous