All birds have an opening known as a cloaca that serves to remove the wastes produced by the digestive and urinary tracts. many bird species also use the cloaca during reproduction. in this process, male birds release sperm directly into the cloaca of a female bird. the sperm travel up the oviduct of the female bird and to the ovum, which it can penetrate and fertilize. the paragraph above describes

Imagine that certain laws of physics could be ignored and you were able to travel vast distances in moments. now imagine that you traveled to an earth-like planet located light-years away that is known to support life. think about what you’ve learned in this unit and make an argument for what you think would be the dominant type of life form on this planet. consider whether a notochord is required for an organism to manipulate its environment and become a dominant creature.

Why are scientists concerned about the depletion of the ozone levels in the stratosphere?

Which process is represented a.) deletion b.) nondisjunction c.) translocation d.) insertion