Only male frog produce croacking sound because: A) Female frog have no larynx
B) Female frog have larynx but no vocal cord
C) Male frog have three pair of vocal cord
D) Male frog can magnify their voice with the help of sound box

In this experiment you were asked to present three possible mechanisms. describe those mechanisms here and include drawings of those mechanisms. how will the bromination of trans-cinnamic acid and trans-stilbene allow you to distinguish between the three possibilities? what would you expect to find in your data in each scenario?

Which statement describes john tuzo wilson’s contribution to the theory of plate tectonics?

What is the inability of an individual or a society to achieve a minimum standard of living known as ?