The transparent part of eye that helps to focus image.
cornea or lens?

Hummingbirds drink nectar from flowers, while robins eat plant seeds. what does this reduce?

Plz will mark! the diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

Aflame cell is at the end of each tubule of the nephridium malpighian tubules kidneys none of the above