第一章测试1.The template strand has a sequence complementary to that of the RNA transcript.( )A:对B:错答案:A2.The coding strand has the same sequence as that of the RNA t
The nutrients in food mainly include water, sugars, proteins, fats, inorganic salts, vitamins and crude cellulose. Although the crude cellulose cannot be digested and absorbed by the human body, it has a very important physiological effect on
1.What can be used to reveal the binding antigens of the antibodies? ( )A:γ-rayB:β-rayC:NWMD:X-ray答案:X-ray2.What’s the chemical essence of Cytokine? ( )A:PolyphenolsB:Amino aci
华南理工大学( ) amino acids refer to those that can be synthesized de novo but not in the amounts necessary to maintain human health, necessitating dietary supplementation.A:EssentialB:Semi-essentialC:B