Methods that can be used to determine the variety of organisms in water suggest two limitations of this method

analyse the affect of sample size in the result of this method
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Use the drop down menus to match each example to the fossil topic discussed then to show how the fossil record gives evidence of evolution

You arrive late to a biological seminar. however, just as you enter the room, you hear the speaker referring to the "five-prime end" and the "three-prime end" of a macromolecule. immediately, you know that they are talking about a: ]

Idon’t know the answer and i’ve been stuck on it for a while now skskskskks