MCAT Question of the Day
    •

    Q:

    		 Many megafauna (giant animals) like the giant tortoise are known to have undergone drastic and rapid population decreases in relatively recent history. This population reduction is an example of which of the following?
    		 

    A

    		 mutation

    B

    		 bottleneck effect

    C

    		 divergent evolution

    D

    		 loss of symbiosis



    Evolution |
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