what do you think happened to the light from the lightbulb as it passed through the gas cloud before passing through the spectroscopy telescope?

Which organelle releases chemicals that break down large food particles into smaller ones?

What environmental cues and landmarks do the geese use to determine the timing and direction of their migration over the mountains? how do they find their way?

Where is the nictitating membrane found? a. between the eyelid and the eyeball b. between the retina and the optic nerve c. between the outer and middle ear d. in the organ of corti in the middle ear