生物化学
- The sequence of part of a DNA strand is the following: -ATTCGATTGCCCAC 2022-07-29
- Which of these three-letter codes is correct regarding the amino acid 2022-07-29
- The description of the secondary structure of DNA double helix are cor 2022-07-29
- The correct description about Tm is A、The temperature at which 2022-07-29
- If the coden of mRNA is ACG, then the anticoden of tRNA is A、UGC B、T 2022-07-29
- The linkage between nucleotides is A、2’,-3’ phosphodiester bond; 2022-07-29
- The template strand of DNA is 5’-ATTCAG-3 ’ , its transcript is A、5 2022-07-29
- While studying the structure of a small gene that was recent 2022-07-29
- All of the following are true of the differences between DNA and RNA e 2022-07-29
- DNA secondary structure is a right-handed double helix with a sugar ph 2022-07-29
- The hyperchromic effect refers to the increase in the UV absorption of 2022-07-29
- RNA also has some structure. These include all of the following except 2022-07-29
- In order to package the 3x109 nucleotides of DNA into the nucleus, the 2022-07-29
- Small snRNPs are involved in: A、Translation B、mRNA processing C、Tra 2022-07-29
- The core proteins in nucleosome are A、H2A, H2B, H3, H4. B、H1A, H1B 2022-07-29
- A 47-year-old female is brought to the emergency department with compl 2022-07-30
- A 50-year-old man has been trying to lose weight, but he enjoyed eatin 2022-07-30
- Routine newborn screening identified a child with elevated levels of 2022-07-30
- deficiency in which of the following vitamins will lead to a functiona 2022-07-30
- A newborn has milky white skin, white hair, and red-appearing eye colo 2022-07-30
- In a laboratory study, volunteers were made experimentally vitamin B6 2022-07-30
- Select the one FALSE statement: A、Marfan syndrome is due to mutations 2022-07-30
- Regarding the ABO blood group substances, select the one FALSE stateme 2022-07-30
- A male infant is failing to thrive and, on examination, is noted to ha 2022-07-30
- All of the following sugars are found in glycoproteins EXCEPT: A、Fruc 2022-07-30