Q.Regarding epidermis removal during leaf preparation:

1. It improves penetration of cell wall–degrading enzymes.

2. It removes cells with lower regenerative capacity.

3. It prevents plasmolysis during enzyme treatment.

4. It exposes metabolically active mesophyll cells.

Which of the above statements are correct?

TLS Online TPP Program

#Question id: 39475

#Biochemistry

Match the antibiotic with its target:

Column I (Antibiotic)	Column II (Target)
A. Penicillin	1. DNA gyrase
B. Rifampicin	2. RNA polymerase
C. Ciprofloxacin	3. Cell wall synthesis
D. Erythromycin	4. 50S ribosomal subunit

TLS Online TPP Program

#Question id: 39476

#Biochemistry

Match the concept with its application:

Column I	Column II
A. Synthetic biology	1. Engineering gene circuits
B. Metabolic engineering	2. Overproduction of metabolites
C. Gut microbiome	3. Host immune modulation
D. Model organisms	4. Genetic studies

TLS Online TPP Program

#Question id: 39477

#Biochemistry

Enzymes increase the rate of biochemical reactions primarily by:

TLS Online TPP Program

#Question id: 39478

#Biochemistry

Which of the following best describes the role of enzymes in biological systems?

TLS Online TPP Program

#Question id: 39479

#Biochemistry

The active site of an enzyme is:

TLS Online TPP Program

#Question id: 39480

#Biochemistry

Which of the following is a characteristic feature of biocatalysts?