a star that’s rising directly East (Azimuth =90). Please use the terms azimuth, altitude, zenith, meridian and horizon to describe the path this star will follow across the sky from rise to set.(Astronomy)

The images show the wings of a bat and a bee. from this evidence, what can you conclude about the evolutionary relationship between these organisms? a. the wing structures of the bat and the bee are different, indicating they didn’t inherit wings from a common ancestor. b. the wing structures of the bat and the bee are different, indicating they inherited wings from a common ancestor. c. the functions of bat wings and bee wings are the same, indicating they obtained wings from a common ancestor. d. the functions of bat wings and bee wings are different, indicating they didn’t obtain wings from a common ancestor.

What's the waste product of electrons and pyruvate combining in fermentation?  

Which environmental change would most likely result in bullfrog offspring that are able to store more water than bullfrogs in previous generations?