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Complete the following sentences.

par Iris Usach Pérez
1

eukaryotic nucleoside gametes somatic lagging prokaryotic 20 four three leading nucleotide

In cells , a genome consists of a single DNA molecule .
There are amino acids , but there are only nucleotide bases in DNA .
A is formed by a sugar and a nitrogenous base .
The strand is synthesized as a series of segments called Okazaki fragments .
A chromosome has hundreds or even thousands of replication origins .
A codon consists of nucleotide bases .
Human are reproductive cells .
In the strand only one primer is required .
Human cells are the non - reproductive cells .
A consists of a nitrogenous base , a sugar and a phosphate group .