✓ Board-verified
Biology · 2024 · 1 mark
CBSE 2024 · Region 5 · Set 1 · Q10
Match the following genes of the lac operon listed in column 'A' with their respective products listed in column 'B': Select the correct option:
Match the following genes of the lac operon listed in column 'A' with their respective products listed in column 'B' :
Select the correct option :
| A | B | ||
| Gene | Products | ||
| a. | 'i' gene | (i) | $\displaystyle \beta$-galactosidase |
| b. | 'z' gene | (ii) | lac permease |
| c. | 'a' gene | (iii) | repressor |
| d. | 'y' gene | (iv) | transacetylase |
Official answer
(C)
a - (iii), b - (i), c - (iv), d - (ii)
All Molecular Basis of Inheritance questions2024 question paperNCERT solutions: Molecular Basis of InheritancePractice Molecular Basis of Inheritance →
More from Molecular Basis of Inheritance
- A bacterium having radioactive thymidine in its DNA is allowed to multiply in a medium having non-radioactive thymidine for two generations. What…2026
- Assertion: Repetitive sequences are stretches of DNA sequences that are thought to have no direct coding functions. Reason (R): They shed light on…2026
- Explain how the addition of lactose in the medium regulates the switching on of the lac operon in bacteria.2025
- In a human, the average gene consists of (i) bases and the largest known human gene contains (ii) bases. Select the correct option to fill in the…2026
- In a translational unit UTRs are present at:2025
- The simplest definition of a gene in eukaryotes is - A unit of DNA that has information to mainly specify the synthesis of:2025
- Explain the processing of heterogeneous nuclear RNA (hnRNA) into a fully functional mRNA in eukaryotes. Where does this processing occur in the cell?2024
- The type of bond represented by the dotted line '-----' in a schematic polynucleotide chain is:2024
CBSE Class 12 Biology past-paper question from the 2024 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.