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DNA polymerase is an enzyme that adds complimentary DNA nucleotides to the separate DNA strands during DNA replication. It adds a nucleotide to the 3 prime end of the DNA base pairs. DNA polymerase adds ...
no membrane bound organellesflagellumplasmids
It is made of of a molecule known as cellulose. bundles of cellulose known as microfibrils are held together by hydrogen bonds and are arranged in layers in a cris-crosss/ mesh pattern. The layers are hel...
On the island there is competition for lower lying grasses and no competition for higher bushes.Because of natural variation some tortoises have longer necks, which enables them to reach the higher bushes...
Our skin surrounds almost all parts of our body and can act as a mechanical barrier between microorganisms and our body. If the skin is damaged or cut, a scab will be formed to prevent microorganisms from...
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