The form of DNA present in living organisms

The form of DNA present in living organisms
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$ DNA contains all the neccesary information and instructions for cell reproduction Reproduction is not essential for the living organisms.

Description : $ DNA contains all the neccesary information and instructions for cell reproduction Reproduction is not essential for the living organisms.

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The virus that causes chicken pox contains DNA. It reproduces inside the cells of living organisms. The virus is not made of cells and does not eat or breathe. Why isn’t the virus considered to be a living thing?

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Identify the correct molecule which controls the biosynthesis of proteins in living organisms. (A) DNA (B) RNA (C) Purines (D) Pyrimidines

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Which one of the following techniques made it possible to genetically engineer living organisms? (a) Recombinant DNA techniques (b) X-ray diffraction (c) Heavier isotope labelling (d) Hybridization

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The group of organisms which convert light into food are called

Description : The group of organisms which convert light into food are called

Last Answer : Ans. Autotrophs

The sum total condition in which organisms live is called as

Description : The sum total condition in which organisms live is called as

Last Answer : Ans. Environment

The phasic change of individual cells into tissues, organs and organisms

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The loss of water in the form of vapour from the living aerial parts of the plant is known as

Description : The loss of water in the form of vapour from the living aerial parts of the plant is known as

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Francis Crick’s seminal concept that in nature genetic information generally flows from DNA to RNA to protein.

Description : Francis Crick’s seminal concept that in nature genetic information generally flows from DNA to RNA to protein.

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DNA amplification is done in the machine

Description : DNA amplification is done in the machine

Last Answer : Ans. Thermocycler

The process of producing a protein from its DNA- and mRNA-coding sequences.

Description : The process of producing a protein from its DNA- and mRNA-coding sequences.

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The process of synthesizing multiple copies of a particular DNA sequence

Description : The process of synthesizing multiple copies of a particular DNA sequence

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A single DNA molecule condensed into a compact structure in vivo by complexing with accessory histones or histone-like proteins.

Description : A single DNA molecule condensed into a compact structure in vivo by complexing with accessory histones or histone-like proteins.

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A DNA element which has the ability to move from one chromosomal position to another

Description : A DNA element which has the ability to move from one chromosomal position to another

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A segment of DNA that codes for a specific characters

Description : A segment of DNA that codes for a specific characters

Last Answer : Ans. Gene

The molecule which helps in decoding genetic information carried by DNA

Description : The molecule which helps in decoding genetic information carried by DNA

Last Answer : Ans. RNA

A DNA sequence that codes for a specific polypeptide

Description : A DNA sequence that codes for a specific polypeptide

Last Answer : Ans. Cistron

DNA was 1 st synthesized by

Description : DNA was 1 st synthesized by

Last Answer : Ans. A. Kornberg (1953)

A method for transforming DNA especially useful of plant cells

Description : A method for transforming DNA especially useful of plant cells

Last Answer : Ans. Electroporation

Applied use of molecular biology and recombinant DNA Technology known as

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The process of using information (genetic material) from DNA to construct m-RNA

Description : The process of using information (genetic material) from DNA to construct m-RNA

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The double helix model of DNA proposed by

Description : The double helix model of DNA proposed by

Last Answer : Ans. Watson and Crick (1953)

The stage of DNA synthesis in mitosis

Description : The stage of DNA synthesis in mitosis

Last Answer : Ans. Interphase

Double helix model of DNA was proposed by

Description : Double helix model of DNA was proposed by

Last Answer : Ans. Watson and Crick (1953)

Single stranded DNA

Description : Single stranded DNA

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Who discovered the base composition of DNA?

Description : Who discovered the base composition of DNA?

Last Answer : Ans. Chargaff (1953)

All the populations of the different species living and inter-acting in the same ecosystem?

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The study of interactions between living organism and environment is called as

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The diffusion of solvent particles into a living cell

Description : The diffusion of solvent particles into a living cell

Last Answer : Ans. Endosmosis

Which organelle of cell is non living?

Description : Which organelle of cell is non living?

Last Answer : Ans. Cell wall

How many kind of cells are found in living world?

Description : How many kind of cells are found in living world?

Last Answer : Ans. 2 (Eukaryote and Prokaryote)

A process of deciding in the present what to do in the future about the best combination of crops and live stock to be raised

Description : A process of deciding in the present what to do in the future about the best combination of crops and live stock to be raised

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Present value of future investment is calculated by

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Toxic substance present in colocasia

Description : Toxic substance present in colocasia

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Active ingredient present in Bael

Description : Active ingredient present in Bael

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Enzyme present in dried latex of papaya

Description : Enzyme present in dried latex of papaya

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Stomata that is present on only under surface of leaf.

Description : Stomata that is present on only under surface of leaf.

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The types of stomata mostly present on lower surface of leaves

Description : The types of stomata mostly present on lower surface of leaves

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The Casparian strip is present in

Description : The Casparian strip is present in

Last Answer : Ans. Endosmosis

The most abundant protein present in the world

Description : The most abundant protein present in the world

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Glycogen present in

Description : Glycogen present in

Last Answer : Ans. Animal cell

Ozone layer is present in

Description : Ozone layer is present in

Last Answer : Ans. Stratosphere zone (20-48 km)

In the 18th century Carl Linnaeus started classifying organisms based a. Similarities in form b. DNA c. RNA d. Enzymes

Description : In the 18th century Carl Linnaeus started classifying organisms based a. Similarities in form b. DNA c. RNA d. Enzymes

Last Answer : a. Similarities in form

What do all organisms on earth have that are made of DNA?

Description : What do all organisms on earth have that are made of DNA?

Last Answer : no they all are not made of only DNA some of them are made by RNA its only happens in 1% of organism

Restriction endonucleases (A) Cut RNA chains at specific locations (B) Excise introns from hnRNA (C) Remove Okazaki fragments (D) Act as defensive enzymes to protect the host bacterial DNA from DNA of foreign organisms

Description : Restriction endonucleases (A) Cut RNA chains at specific locations (B) Excise introns from hnRNA (C) Remove Okazaki fragments (D) Act as defensive enzymes to protect the host bacterial DNA from DNA of foreign organisms

Last Answer : Answer : D

How did scientists decide that DNA was the genetic material for all cellular organisms?

Description : How did scientists decide that DNA was the genetic material for all cellular organisms?

Last Answer : The proof that the material basis for a gene is DNA came from the work of Oswald T.Avery (1877-1955), Colin M. MacLeod (1909-1972), and Maclyn McCarty (1911-) in a paper published ... exposed to DNase, an enzyme that destroys DNA, all transformation activity ceased. The transforming factor was DNA.

Phenetic classification of organisms is basedon (a) observable characteristics of existing organisms (b) the ancestral lineage of existing organisms (c) dendrogram based on DNA characteristics (d) sexual characteristics

Description : Phenetic classification of organisms is basedon (a) observable characteristics of existing organisms (b) the ancestral lineage of existing organisms (c) dendrogram based on DNA characteristics (d) sexual characteristics

Last Answer : (a) observable characteristics of existing organisms