You are researching sexual reproduction in primates. while you are examining some cells under the microscope you see what appear to be four sister chromatids bound together. you also noticed a remnant of the nuclear envelope. what stage of meiosis are you looking at?

ask your friends for what they got then copy it down if you don't have any friends which is fine than google it or pay the teacher

increases the risk of extinction 

explanation:

the answer is that if the species suffers from the disease, there is nothing stronger than the others, so it is possible to remove wholeness. an example of this is hunger in irish potatoes, which has a deadly disease bearish part of all potato harvest masses. pretty much ruins the land of crops.