Not all ecologists agree that climax communities exist. Some scientists believe that all ecosystems are dynamic and subject to change. Research the debate over the existence of climax communities and evaluate the evidence for and against. Which side of the debate do you believe has the stronger evidence? Explain your reasoning.

Complete the statements to identify the first two steps of meiosis i. (1 ) the first and longest step of meiosis i is called i. (2)the second step of meiosis i is called i.

Ascience research group is testing a new type of plant food. one trial is conducted in a controlled experiment. the data from the trial show that the plant that received the new food grew faster than the control plant. the group announces that the new plant food makes plants grow faster. what is the main weakness in this scientific claim?

Amap's orientation is typically determined by an