1. How are ribosomes involved in the development of proteins?
A. They replicate DNA sequences.
B. They store the energy needed to build protein chains.
C. They read a strand of mRNA and assemble amino acid sequences.
D. They ensure the environment around the proteins is free of toxins.

clinically, some people often have repeated allergies, eczema and respiratory infections or other parts of the infection, in this case, in addition to some routine tests such as tests for white blood cells, immunoglobulin series, lymphocyte subsets, etc., the five immune immunoglobulin tests are also necessary.