Composition and characteristics of protein

  Protein is composed of C (carbon), H (hydrogen), O (oxygen) and N (nitrogen). Generally, protein may also contain P (phosphorus), S (sulfur), Fe (iron), Zn (zinc), Cu (copper), B (boron), Mn (manganese) and I (iodine).Through bit by bit efforts, let…

Close the earth ‘s ears

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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 code, the interference of protein synthesis, and genes are hot topics in the examination, but…

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 form of dehydration and condensation. However, natural protein molecules are not random loose polypeptide chains.…

Training and Orientation for New Domestic Helpers

  Here’s how to effectively train and orient your new helper, along with resources and training programs available to support this process.To some extent, sg maid agency Our development has surpassed many peer businesses, but it has never stopped moving forward.…