four test tubes are set up as shown in the diagram and left in full sunlight . after several hours , which one will have the most dissolved oxygen .

the correct answer: the index of refraction of the second medium is lower i tried this persons answer and it was wrong this person is lying

it would affect precipitation by causing flooding in some areas of the world due to climate increasing, causing the glaciers in the northern and southern pole of our planet to melt.

i wish you would have provided choices to simplify it and allow me to give an exact answer.

i believe it's c. the trait for large beaks will be passed on to future generations through natural selection.

since eventually smaller beaks would have to find another source of food or even eventually just die out from the lack of food.