In Operon concept, regulator gene functions as
In Operon concept, regulator gene functions as
- [AIPMT 1999]
- A
Repressor
- B
Regulator
- C
Inhibitor
- D
All of these
Similar Questions
$A$ : Operator gene is functional when it is not blocked by repressor.
$R$ : Regulator gene produces active protein only which acts on operon system in $E$.coli
$A$ : Operator gene is functional when it is not blocked by repressor.
$R$ : Regulator gene produces active protein only which acts on operon system in $E$.coli
Match List $-I$ with List $-II$ :
List $-I$
List $-II$
$a$ In lac operon $i$ gene codes for
$i$ transacetylase
$b$ In lac operon $z$ gene codes for
$ii$ permease
$c$ In lac operon $y$ gene codes for
$iii$ $\beta$ - galactosidase
$d$ In lac operon $a$ gene codes for
$iv$ Repressor
Choose the correct answer from the options given below :
Match List $-I$ with List $-II$ :
| List $-I$ | List $-II$ |
| $a$ In lac operon $i$ gene codes for | $i$ transacetylase |
| $b$ In lac operon $z$ gene codes for | $ii$ permease |
| $c$ In lac operon $y$ gene codes for | $iii$ $\beta$ - galactosidase |
| $d$ In lac operon $a$ gene codes for | $iv$ Repressor |
Choose the correct answer from the options given below :
- [NEET 2022]
In the medium where $E$. coli was growing, lactose was added, which induced the lac operon. Then, why does lac operon shut down some time after addition of lactose in the medium?
In the medium where $E$. coli was growing, lactose was added, which induced the lac operon. Then, why does lac operon shut down some time after addition of lactose in the medium?
The regulatory genes are located
The regulatory genes are located
In the lac operon, the structural genes are switched off when
In the lac operon, the structural genes are switched off when