Determine the correctness or otherwise of the following Assertion (A) and Reason (R).<br>Assertion: Bacterial growth is called synchronous when majority of the cells are in same stage of the bacterial cell cycle.<br>Reason: Synchronous culture can be obtained by growing bacteria in an enriched medium

Determine the correctness or otherwise of the following Assertion (A) and the Reason (R).
Assertion: In synchronous culture, majority of the cells move to next phase of the cell cycle simultaneously.
Reason: Synchronous culture could be obtained by starving cells for essential nutrient components.

A

Both (A) and (R) are true and (R) is the correct reason for (A)

B

Both (A) and (R) are true but (R) is not the correct reason for (A)

C

(A) is true but (R) is false

D

(A) is false but (R) is true

An assertion and a reason are given below. Assertion: The phenomenon of nuclear fission generates great energy. Reason: The process in which a nucleus is broken into two parts is called nuclear fission. Choose the answer. A. Both Assertion and Reason are true and Reason is the correct explanation of Assertion. B. Both Assertion and Reason are true but Reason is not the correct explanation of Assertion. C. Both Assertion and Reason are false. D. Assertion is true but Reason is false.

A

B

D

C

B

D

C

Determine the correctness or otherwise of the following Assertion (A) and the Reason (R).
Assertion: The enzymatic degradation of cell wall to obtain single cell called protoplast has helped immensely in developing somatic cell genetics in plants.
Reason: In plants or animals, fusion of two cells must occur through the plasma membrane.

A

Both (A) and (R) are true and (R) is the correct reason for (A)

B

Both (A) and (R) are true and (R) is not the correct reason for (A)

C

(A) is true but (R) is false

D

(A) is false but (R) is true

Determine the correctness or otherwise of the following Assertion (A) and the Reason (R).
Assertion: MTT assay is used to determine cell viability based on the principle of color formation by DNA fragmentation.
Reason: MTT assay is used to determine cell viability based on the color development by converting tetrazolium soluble sail to insoluble salt.

A

Both (A) and (R) are true and (R) is the correct reason for (A)

B

Both (A) and (R) are true and (R) is not the correct reason for (A)

C

(A) is true but (R) is false

D

(A) is false but (R) is true

What is the use of biochar in farming? 1. Biochar can be used as a part of the growing medium in vertical farming. 2. When biochar is a part of the growing medium, it promotes the growth of nitrogen-fixing microorganisms. 3. When biochar is a part of the growing medium, it enables the growing medium to retain water for longer time. Which of the statements given above is/are correct?

A

1 and 2 only

B

2 only

C

1 and 3 only

D

1, 2 and 3

Determine the correctness or otherwise of the following Assertion (A) and Reason (R).
Assertion: Gram negative bacteria show staining with safranin.
Reason: Gram negative bacteria have an outer membrane with lipopolysaccharides.

A

Both (A) and (R) are true and (R) is the correct reason for (A)

B

Both (A) and (R) are true but (R) is not the correct reason for (A)

C

Both (A) and (R) are false

D

(A) is true but (R) is false

Determine the correctness or otherwise of the following Assertion [a] and the Reason [r]. Assertion [a]: Condenser is an essential equipment in a steam power plant. Reason [r]: For the same mass flow rate and the same pressure rise, a water pump requires substantially less power than a steam compressor.

A

Both [a] and [r] are true and [r] is the correct reason for [a].

B

Both [a] and [r] are true but [r] is NOT the correct reason for [a].

C

[a] is true but [r] is false

D

[a] is false and [r] is true.

Determine the correctness or otherwise of the following Assertion (A) and Reason (R).
Assertion: Cell mass yield of a methylotrophic yeast is more on methanol compared to glucose.
Reason: Methanol has a greater degree of reductance compared to glucose.

A

Both (A) and (R) are correct and (R) is the correct reason for (A)

B

(A) is correct, (R) is false

C

(A) is false, (R) is correct

D

Both (A) and (R) are correct but (R) is not the correct reason for (A)

Determine the correctness or otherwise of the following Assertion (A) and the Reason (R).
Assertion: It is possible to regenerate a whole plant from a single plant cell.
Reason: It is easier to introduce transgenes into plants than animals.

A

Both (A) and (R) are true and (R) is the correct reason for (A)

B

Both (A) and (R) are true but (R) is not the correct reason for (A)

C

Both (A) and (R) are false

D

(A) is true but (R) is false

Determine the correctness or otherwise of the following Assertion (A) and Reason (R).
Assertion: The production of secondary metabolites in plant cell cultures is enhanced by the addition of elicitors.
Reason: Elicitors induce the expression of enzymes responsible for the biosynthesis of secondary metabolites.

A

Both (A) and (R) are true but (R) is not the correct reason for (A)

B

Both (A) and (R) are true and (R) is the correct reason for (A)

C

(A) is true but (R) is false

D

(A) is false but (R) is true

Determine the correctness or otherwise of the following Assertion (A) and Reason (R).
Assertion: Bacterial growth is called synchronous when majority of the cells are in same stage of the bacterial cell cycle.
Reason: Synchronous culture can be obtained by growing bacteria in an enriched medium

Related Questions

Determine the correctness or otherwise of the following Assertion (A) and Reason (R).Assertion: Bacterial growth is called synchronous when majority of the cells are in same stage of the bacterial cell cycle.Reason: Synchronous culture can be obtained by growing bacteria in an enriched medium

Related Questions

Determine the correctness or otherwise of the following Assertion (A) and Reason (R).
Assertion: Bacterial growth is called synchronous when majority of the cells are in same stage of the bacterial cell cycle.
Reason: Synchronous culture can be obtained by growing bacteria in an enriched medium