1. The transfer of electrons between the cytochrome bc-1 and cytochrome oxidase complexes of the eukaryotic electron transport chain is mediated by which of the following molecules?
Cytochrome c
Protons
Adenosine triphosphate
Ubiquinone
1 of 20
Other questions in this quiz
2. Which statement is correct?
polydenylation occurs at the 5' end of mRNA molecule
polydenylation slows down the degradation of mRNA
polydenylation adds coding sequences to the mRNA
polydenylation speeds up the degradation of mRNA
3. Peptidoglycan, the main structural constitute of the bacterial cell wall, is made from
Sugars and lipids
Sugars and amino acids
Amino acids and lipids
Amino acids and nucleic acids
4. Which of the following are not found in bacterial cells?
Flagella
Cell wall
Golgi apparatus
Ribosomes
5. which of the following statements best describes the distribution of 80S ribosomes in an eukaryotic cell?
located in the cytoplasm and on the endoplasmic reticulum membrane
Comments
No comments have yet been made