Which of the following observations is not used as evidence to support the concept of endosymbiotic origin of chloroplasts and mitochondria?

Byadmin July 26, 2022

Question: Which of the following observations is not used as evidence to support the concept of endosymbiotic origin of chloroplasts and mitochondria?
[A].

Both have their own DNA

[B].

Both have their own ribosomes

[C].

Both strongly resemble prokaryotes, especially in size

[D].

Both can live and function independently of the cell

Answer: Option D

Explanation:

No answer description available for this question.

Biotechnology | Recombinant Dna

A genomic library is

Question: A genomic library is
[A].

a database where the sequence of an organism’s genome is stored
[B].
a collection of many clones possessing different DNA fragments from the same organisms bound to vectors
[C].
a book that describes how to isolate DNA from a particular organism
[D].
a place where the information of the genetic organization of organisms are kept.

Answer: Option B

Explanation:

No answer description available for this question.

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Animal Biotechnology Chromosomes | Biotechnology

The percentage of individual with a given genotype, which exhibits the associated phenotype, is defined as

Question: The percentage of individual with a given genotype, which exhibits the associated phenotype, is defined as
[A].

penetrance
[B].
expressivity
[C].
inheritance percent
[D].
environmental influence

Answer: Option A

Explanation:

No answer description available for this question.

Read More The percentage of individual with a given genotype, which exhibits the associated phenotype, is defined as
Biotechnology | Media Required For Plant Cell Culture

Neutralized activated charcoal is occasionally added to young regenerating cultures to

Question: Neutralized activated charcoal is occasionally added to young regenerating cultures to
[A].

remove toxic phenolics produced by the stressed plant cell
[B].
help to remove plants growth regulators introduced at an earlier stage
[C].
both (a) and (b)
[D].
maintain the pH of the medium

Answer: Option C

Explanation:

No answer description available for this question.

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Biotechnology | Vectors Uses For Animal Cell Culture

Which of the following(s) is/are the most commonly used markers in yeast?

Question: Which of the following(s) is/are the most commonly used markers in yeast?
[A].

His 3
[B].
Ura 3
[C].
Trp 1
[D].
All of these

Answer: Option D

Explanation:

No answer description available for this question.

Read More Which of the following(s) is/are the most commonly used markers in yeast?
Biotechnology | Plant Structure

Both plant and animal cell possess

Question: Both plant and animal cell possess
[A].

cell walls
[B].
mitochondria
[C].
central vacuoles
[D].
chloroplast

Answer: Option B

Explanation:

No answer description available for this question.

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Animal Cell Culture And Regulation | Biotechnology

Accumulation of lactate leads to

Question: Accumulation of lactate leads to
[A].

increase in pH
[B].
no change in pH
[C].
reduction in the pH of culture hence loss of cell viability
[D].
no loss of cell viability

Answer: Option C

Explanation:

No answer description available for this question.

Read More Accumulation of lactate leads to

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