The ___ of amino acids in the chain and the of the chain determine what kind of protein it will be.

humans can cause extinction of a species through overharvesting, pollution, habitat destruction, introduction of invasive species (such as new predators and food competitors), overhunting, and other influences. explosive, unsustainable human population growth is an essential cause of the extinction crisis.

explanation:

i didn't have the answer choices , but i tried my best.

colors do exist. the color of the sky is actually violet; humans percieve the color of the sky as blue.

yes we can.   a lady urinates from her urethra.