Close the earth ‘s ears
Bed is probably the most consumption life time place! A day in addition to a third of the sleep time, the other a lot of
Diversity of protein’s structure
Protein is a substance with a certain spatial structure, which is formed by the zigzag folding of polypeptide chains composed of amino acids in the
Superspiral structure of DNA
The supercoiled structure formed by the further spiral of DNA molecules is called the tertiary structure of DNA.However, in other words, we should know more
Close the earth ‘s ears
Bed is probably the most consumption life time place! A day in addition to a third of the sleep time, the other a lot of
Protein is the source of life and constitutes the cell tissue.
Protein, the source of life, how much do you know? Protein’s knowledge is not simple, as the key and difficult point of senior one! Today,
Primary Structure of Nucleic Acid Author
Nucleic acid is a long-chain polynucleotide compound with no side chain formed by connecting nucleotides through 3′,5′- phosphodiester bond.Actually, it’s not just this reason, small
Composition characteristics of protein
Protein is a complex organic polymer compound composed of α -amino acids combined in a certain order to form a polypeptide chain, and then one
Close the earth ‘s ears
Bed is probably the most consumption life time place! A day in addition to a third of the sleep time, the other a lot of
Transmission of genetic information
Enzymes involved in the process of DNA replication, transcription and translation, reverse transcription and reverse transcriptase, the principle of base pairing, the characteristics of genetic
Your life needs to understand
The reason why people live tired, is not fit the shelf, tear can not open face, untied plot (the reason is very simple)The above conclusions