Category: Sports situation

　　Nucleic acid is a long-chain polynucleotide compound with no side chain formed by connecting nucleotides through 3′,5′- phosphodiester bond.This means

　　Bed is probably the most consumption life time place! A day in addition to a third of the sleep time,

　　Organic chemistry is an important branch of studying carbon compounds, involving the source, structure, properties and other aspects of organic

　　Protein is composed of C (carbon), H (hydrogen), O (oxygen) and N (nitrogen). Generally, protein may also contain P (phosphorus),

　　Summer dusk, I sit with an old Chinese medicine in the breeze slowly chatting the river. Suddenly, the old man

　　Organic chemistry is an important branch of studying carbon compounds, involving the source, structure, properties and other aspects of organic

　　Protein is composed of C (carbon), H (hydrogen), O (oxygen) and N (nitrogen). Generally, protein may also contain P (phosphorus),

　　Life is a fleeting moment in the river of time, mankind do everything possible to seek forever and everlasting, but

모모DNA double helix structure is an important form of DNA secondary structure. It is a structural model put forward by

　　Most protein is like a jumble of atoms packed together. But a closer look reveals that protein has a complex