Answer:
One of the key molecules in DNA replication is the enzyme DNA polymerase. DNA polymerases are responsible for synthesizing DNA: they add nucleotides one by one to the growing DNA chain, incorporating only those that are complementary to the template.
Explanation:
Ans.
Inner lining of urinary bladder is covered with transitional epithelial tissue, which provides protection to the tissues beneath this layer from alkaline or acidic urine.
Along with protection, epithelial tissue also has ability to stretch significantly. This property of epithelial tissue helps the bladder to accommodate large amount of urine.
Thus, the 'first option' is the correct answer.
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True. Because the chemical messages are called hormones.
Organisms are classified and divided in a community based on the modern classification system that was published by Carolous Linnaeus in the 18th century.
This criteria is also known as the Linnean system of classification, where the organisms are classified according to the following: Species, Genus, Family, Order, Class, Phylum and Kingdom.
