what could be assumed about the amount of producers in pyramid A and B based on the amount of sunlight hitting the earth in each pyramid?

Development of new communities in disturbed environments, such as a burned or a clear cut forest, is called

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

Has anyone taken the genetics unit test in connexus? not looking for answers, just a little bit what to expect and some with studying.