An example of is when birds feed on parasitic insects they pick off the skin of large animals such as elephants or bison.
a. competition
b. predation
c. mutual ism
d. parasitism

19. a cell is viewed under a microscope and is found to have two nuclear envelopes and spindles that appear to be breaking apart. which phase of mitosis is the cell most likely in? a. metaphase b. prophase c. telophase d. anaphase

What are levels of ecology and how can we remember them

How many chromosomes are in a human gamete?