Why is a particular sequence of bases in a segment of DNA important to cells?

Why is a particular sequence of bases in a segment of DNA important to cells?
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A segment of DNA has 120 adenine and 120 cytosine bases. The total number of nucleotides present in the segment is (a) 120 (b) 240 (c) 60 (d) 480.

Description : A segment of DNA has 120 adenine and 120 cytosine bases. The total number of nucleotides present in the segment is (a) 120 (b) 240 (c) 60 (d) 480.

Last Answer : (d) 480.

What is the sequence of the bases on one DNA strand?

Description : What is the sequence of the bases on one DNA strand?

Last Answer : Feel Free to Answer

What do you sometimes call the special images showing an organism and sequence of DNA bases?

Description : What do you sometimes call the special images showing an organism and sequence of DNA bases?

Last Answer : Need answer

Which sequence of RNA bases with pair up with a strand of DNA bases that reads TACTGCA?

Description : Which sequence of RNA bases with pair up with a strand of DNA bases that reads TACTGCA?

Last Answer : color

Which of the following statement(s) is/are true concerning DNA? a. DNA is contained only in the nucleus of the cell b. DNA strands are encoded by the sequence of four bases—adenine, guanine, cytosine and uridine c. The basic unit of information of DNA is the intron, a sequence of three bases d. There are an infinite number of possible codons

Description : Which of the following statement(s) is/are true concerning DNA? a. DNA is contained only in the nucleus of the cell b. DNA strands are encoded by the sequence of four bases-adenine, guanine, cytosine ... DNA is the intron, a sequence of three bases d. There are an infinite number of possible codons

Last Answer : Answer: a The genetic blueprint of an organism is carried in the nucleus of every cell, encoded by the sequence of four bases-adenine, guanine, cytosine and thymine, which together make up ... codons. Sixty-one of these code for amino acids and three are termination signals called stop codons

If the sequence of bases in DNA is ATTCGATG, then the sequence of bases in its transcript will be (a) GUAGCUUA (b) AUUCGAUG (c) CAUCGAAU (d) UAAGCUAC.

Description : If the sequence of bases in DNA is ATTCGATG, then the sequence of bases in its transcript will be (a) GUAGCUUA (b) AUUCGAUG (c) CAUCGAAU (d) UAAGCUAC.

Last Answer : (b) AUUCGAUG

If the sequence of bases in DNA is ATTCGATG, then the sequence of bases in its transcript will be (a) GUAGCUUA (b) AUUCGAUG (c) CAUCGAAU (d) UAAGCUAC.

Description : If the sequence of bases in DNA is ATTCGATG, then the sequence of bases in its transcript will be (a) GUAGCUUA (b) AUUCGAUG (c) CAUCGAAU (d) UAAGCUAC.

Last Answer : d) UAAGCUAC.

If the sequence of bases in DNA is TACCGACCA, then the sequence of codons on the transcript will be a) ATGGCTGGT b) ATCCGAACU c) AUGGCUGGU d) AUGGACUAA

Description : If the sequence of bases in DNA is TACCGACCA, then the sequence of codons on the transcript will be a) ATGGCTGGT b) ATCCGAACU c) AUGGCUGGU d) AUGGACUAA

Last Answer : c) AUGGCUGGU

In the process of transcription in bacterial cells (A) Initiation requires rho protein (B) RNA polymerase incorporates methylated bases in correct sequence (C) Both the sigma unit and core enzymes of RNA polymerase are required for accurate promotor site binding (D) Primase is necessary for initiation

Description : In the process of transcription in bacterial cells (A) Initiation requires rho protein (B) RNA polymerase incorporates methylated bases in correct sequence (C) Both the sigma unit and core ... RNA polymerase are required for accurate promotor site binding (D) Primase is necessary for initiation

Last Answer : Answer : C

Sequence of AAT GCT TAG GCA on template segment of DNA will be represented over the transcribed mRNA as

Description : Sequence of AAT GCT TAG GCA on template segment of DNA will be represented over the transcribed mRNA as

Last Answer : Sequence of AAT GCT TAG GCA on template segment of DNA will be represented over the transcribed mRNA as A. ... C. UUA CGA AUC CGU D. TTA CGA ATC CGT

What is the term used for a segment of DNA with one or more genes in the centre and the twoends carrying inverte d repeat sequences of nucleotides? A- Plasmid B- Transposon C- Insertion sequence D- None of these

Description : What is the term used for a segment of DNA with one or more genes in the centre and the twoends carrying inverte d repeat sequences of nucleotides? A- Plasmid B- Transposon C- Insertion sequence D- None of these

Last Answer : Transposon

What Portion of DNA which carries the genetic code for the formation of a particular protein by specifying its amino acids sequence?

Description : What Portion of DNA which carries the genetic code for the formation of a particular protein by specifying its amino acids sequence?

Last Answer : Gene

The process of synthesizing multiple copies of a particular DNA sequence

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

Last Answer : Ans. Gene cloning

Cistron is a) The coding sequence of DNA b) The functional unit of DNA molecule that codes for a particular gene product c) Intervening non coding sequence of DNA d) The sequences which are removed during RNA splicing.

Description : Cistron is a) The coding sequence of DNA b) The functional unit of DNA molecule that codes for a particular gene product c) Intervening non coding sequence of DNA d) The sequences which are removed during RNA splicing.

Last Answer : b) The functional unit of DNA molecule that codes for a particular gene product c) Intervening non coding sequence of DNA

Tobacco plants resistant to a nematode have been developed by the introduction of DNA that produces (in the host cells) (a) both sense and anti-sense RNA (b) a particular hormone (c) an antifeedant (d) a toxic protein.

Description : Tobacco plants resistant to a nematode have been developed by the introduction of DNA that produces (in the host cells) (a) both sense and anti-sense RNA (b) a particular hormone (c) an antifeedant (d) a toxic protein.

Last Answer : a) both sense and anti-sense RNA

Which one of the following statements about the particular entity is true ? (a) Centromere is found in animal cells, which produces aster during cell division. (b) The gene for producing insulin is present in every body cell. (c) Nucleosome is formed of nucleotides. (d) DNA consists of core of eight histones.

Description : Which one of the following statements about the particular entity is true ? (a) Centromere is found in animal cells, which produces aster during cell division. (b) The gene for producing insulin is ... cell. (c) Nucleosome is formed of nucleotides. (d) DNA consists of core of eight histones.

Last Answer : (b) The gene for producing insulin is present in every body cell.

Which one of the following statements concerning glucose-6-phosphate dehydrogenase deficiency is correct? (A) Young R.B.Cs, particularly reticulocytes, contain the highest enzyme activity cells show less enzyme activity (B) Glucose-6-P Dehydroglucose deficiency leads to disfuction of many tissues (C) G-6-p Dehydroglucose deficiency is due to a single deletion of a large sequence of DNA in the G-6-PD gene (D) G-6-PD deficiency is precipitated by ingestion of drugs such as aspirin

Description : Which one of the following statements concerning glucose-6-phosphate dehydrogenase deficiency is correct? (A) Young R.B.Cs, particularly reticulocytes, contain the highest enzyme activity cells show less enzyme ... PD gene (D) G-6-PD deficiency is precipitated by ingestion of drugs such as aspirin

Last Answer : Answer : A

List the purine bases of DNA. -Biology

Description : List the purine bases of DNA. -Biology

Last Answer : answer:

List the pyrimidine bases of DNA. -Biology

Description : List the pyrimidine bases of DNA. -Biology

Last Answer : answer:

What is one of the bases found in DNA?

Description : What is one of the bases found in DNA?

Last Answer : The bases used in DNA are adenine (A), cytosine (C), guanine (G), and thymine (T).

Which is one of the bases found in DNA?

Description : Which is one of the bases found in DNA?

Last Answer : There are five bases in DNA: adenine (A), cytosine (C), guanine (G), thymine (T), and uracil (U).

What bases are found in a DNA molecule?

Description : What bases are found in a DNA molecule?

Last Answer : The nitrogen bases found in a DNA molecule are adenine, thymine,cytosine, and guanine.

How many bases make up DNA?

Description : How many bases make up DNA?

Last Answer : The information in DNA is stored as a code made up of four chemical bases: adenine (A), guanine (G), cytosine (C), and thymine (T). Human DNA consists of about 3 billion bases, and more than 99 percent of those bases are the same in all people.

$ The two strands of DNA run in an antiparallel directions DNA is formed of Deoxyribose sugar. Phosphorus and nitrogen bases called purines and pyrimi

Description : $ The two strands of DNA run in an antiparallel directions DNA is formed of Deoxyribose sugar. Phosphorus and nitrogen bases called purines and pyrimi

Last Answer : $ The two strands of DNA run in an antiparallel directions DNA is formed of Deoxyribose sugar. Phosphorus and ... wrong D. If both As and R are wrong.

When a change in order of the bases of an organism DNA?

Description : When a change in order of the bases of an organism DNA?

Last Answer : Need answer

What rule is use to join the free nucleotides to the exposed bases of the DNA?

Description : What rule is use to join the free nucleotides to the exposed bases of the DNA?

Last Answer : watson-base pairing

When studying heredity what is the relationship of DNA bases and traits?

Description : When studying heredity what is the relationship of DNA bases and traits?

Last Answer : Feel Free to Answer

If a DNA molecule is 20 percent G what are the percentages of the other three bases?

Description : If a DNA molecule is 20 percent G what are the percentages of the other three bases?

Last Answer : What is the answer ?

What is complementary mRNA sequences for DNA bases A-T-C-A-G-G?

Description : What is complementary mRNA sequences for DNA bases A-T-C-A-G-G?

Last Answer : What is the answer ?

What are the three bases on one strand of DNA or mRNA called?

Description : What are the three bases on one strand of DNA or mRNA called?

Last Answer : What is the answer ?

What rule is use to join the free nucleotides to the exposed bases of the DNA?

Description : What rule is use to join the free nucleotides to the exposed bases of the DNA?

Last Answer : watson-base pairing

In DNA, genetic information is located in (A) Purine bases (B) Pyrimidine bases (C) Purine and pyrimidine bases (D) sugar

Description : In DNA, genetic information is located in (A) Purine bases (B) Pyrimidine bases (C) Purine and pyrimidine bases (D) sugar

Last Answer : Answer : C

The structural stability of the double helix of DNA is as cribbed largely to (A) Hydrogen bonding between adjacent purine bases (B) Hydrophobic bonding between staked purine and pyrinuidine nuclei (C) Hydrogen bonding between adjacent pyrimidine bases (E) Hydrogen bonding between purine and pyrimidine bases

Description : The structural stability of the double helix of DNA is as cribbed largely to (A) Hydrogen bonding between adjacent purine bases (B) Hydrophobic bonding between staked purine and ... Hydrogen bonding between adjacent pyrimidine bases (E) Hydrogen bonding between purine and pyrimidine bases

Last Answer : Answer : D

The number of adenine and thymine bases is equal in (A) DNA (B) mRNA (C) tRNA (D) rRNA

Description : The number of adenine and thymine bases is equal in (A) DNA (B) mRNA (C) tRNA (D) rRNA

Last Answer : Answer : A

The correct statement concerning RNA and DNA polymerases is (A) RNA polymerase use nucleoside diphosphates (B) RNA polymerase require primers and add bases at 5’ end of the growing polynucleotide chain (C) DNA polymerases can add nucleotides at both ends of the chain (D) All RNA and DNA polymerases can add nucleotides only at the 3’ end of the growing polynucleotide chain

Description : The correct statement concerning RNA and DNA polymerases is (A) RNA polymerase use nucleoside diphosphates (B) RNA polymerase require primers and add bases at 5' end of the growing polynucleotide ... and DNA polymerases can add nucleotides only at the 3' end of the growing polynucleotide chain

Last Answer : Answer : D

Name the nitrogenous bases in a DNA molecule.

Description : Name the nitrogenous bases in a DNA molecule.

Last Answer : The four nitrogenous bases are Adenine (A), Guanine (G), Cytosine (C) and Thymine (T).

When RNA in hydrolysed there is no relationship among the quantities of four bases obtained like DNA. What does this fact indicate about structure of RNA ?

Description : When RNA in hydrolysed there is no relationship among the quantities of four bases obtained like DNA. What does this fact indicate about structure of RNA ?

Last Answer : Ans. This indicate that RNA has a single strand structure. 

Do all molecules of DNA have the same amounts of nitrogenous bases?

Description : Do all molecules of DNA have the same amounts of nitrogenous bases?

Last Answer : The number and sequence of nitrogenous bases in the DNA molecule are key elements in variations that are found in chromosomes. Different organisms have different numbers of the four bases, and the sequence ... and thymine will always be the same, as will the percentage of cytosine and guanine. 

With regard to DNA molecules: a. they contain adenine, cytosine, guanine and uracil bases b. they can be detected with Western blotting c. they can be detected with Southern blotting d. they are denatured at temperature of 1000C

Description : With regard to DNA molecules: a. they contain adenine, cytosine, guanine and uracil bases b. they can be detected with Western blotting c. they can be detected with Southern blotting d. they are denatured at temperature of 1000C

Last Answer : they can be detected with Southern blotting

A DNA with unequal nitrogen bases would most probably be (a) single stranded (b) double stranded (c) triple stranded (d) four stranded

Description : A DNA with unequal nitrogen bases would most probably be (a) single stranded (b) double stranded (c) triple stranded (d) four stranded

Last Answer : (a) single stranded

In sea urchin DNA, which is double stranded, 17% of the bases were shown to be cytosine. The percentages of the other three bases expected to be present in this DNA are (a) G 17%, A 33%, T 33% (b) G 8.5%, A 50%, T 24.5% (c) G 34%, A 24.5%, T 24.5% (d) G 17%, A 16.5%, T 32.5%.

Description : In sea urchin DNA, which is double stranded, 17% of the bases were shown to be cytosine. The percentages of the other three bases expected to be present in this DNA are (a) G 17%, A 33%, T 33% (b) G 8.5%, A 50%, T 24.5% (c) G 34%, A 24.5%, T 24.5% (d) G 17%, A 16.5%, T 32.5%.

Last Answer : (a) G 17%, A 33%, T 33%

Which is wrong about nucleic acids? (a) DNA is single stranded in some viruses. (b) RNA is double stranded occasionally. (c) Length of one helix is 45 Å in B-DNA. (d) One turn of Z-DNA has 12 bases

Description : Which is wrong about nucleic acids? (a) DNA is single stranded in some viruses. (b) RNA is double stranded occasionally. (c) Length of one helix is 45 Å in B-DNA. (d) One turn of Z-DNA has 12 bases

Last Answer : (c) Length of one helix is 45 Å in B-DNA

The enzyme adds complementary bases to the DNA template strand during replication. a. Ligase b. Helicase c. DNA polymerase III d. RNA polymerase

Description : The enzyme adds complementary bases to the DNA template strand during replication. a. Ligase b. Helicase c. DNA polymerase III d. RNA polymerase

Last Answer : d. RNA polymerase

A bacterial colony containing DNA made up of 100% N15 nitrogen bases is allowed to replicate in a medium containing N14 bases. After one round of replication the result would be a) All individuals will be identical to parents b) All individuals will be hybrids c) Only 50% individuals would be hybrids d) All individuals would have DNA made up of 100% N14

Description : A bacterial colony containing DNA made up of 100% N15 nitrogen bases is allowed to replicate in a medium containing N14 bases. After one round of replication the result would be a) All individuals ... Only 50% individuals would be hybrids d) All individuals would have DNA made up of 100% N14

Last Answer : b) All individuals will be hybrids

Alkylating agents exert cytotoxic action by inducing: A. Breakage of DNA strand B. Cross linking of DNA strands C. Abnormal pairing of purine and pyrimidine bases D. All of the above

Description : Alkylating agents exert cytotoxic action by inducing: A. Breakage of DNA strand B. Cross linking of DNA strands C. Abnormal pairing of purine and pyrimidine bases D. All of the above

Last Answer : D. All of the above

Which two of the following four bases in DNA are purine bases? a) adenine b) thymine c) cytosine d) guanine

Description : Which two of the following four bases in DNA are purine bases? a) adenine b) thymine c) cytosine d) guanine

Last Answer : ANSWER: A and D -- ADENINE and GUANINE

Which two of the following four bases in DNA are pyrimidine (pron: pie-rim-eh-den) bases? a) cytosine b) thymine c) adenine d) guanine (pron: gwa - neen)

Description : Which two of the following four bases in DNA are pyrimidine (pron: pie-rim-eh-den) bases? a) cytosine b) thymine c) adenine d) guanine (pron: gwa - neen)

Last Answer : ANSWER: A and B -- CYTOSINE and THYMINE

How will you force database to use particular rollback segment ?

Description : How will you force database to use particular rollback segment ?

Last Answer : SET TRANSACTION USE ROLLBACK SEGMENT rbs_name.

What is meant by focused differentiation? A. Providing a high perceived value service or product to a selected market segment that justifies a substantial price premium B. Simultaneously seeking to achieve differentiation and a price lower than that of competitors C. Concentrating on a particular feature of a product or service to achieve differentiation D. Concentrating on differentiation as the primary means of achieving competitive advantage

Description : What is meant by focused differentiation? A. Providing a high perceived value service or product to a selected market segment that justifies a substantial price premium B. ... differentiation D. Concentrating on differentiation as the primary means of achieving competitive advantage

Last Answer : Providing a high perceived value service or product to a selected market segment that justifies a substantial price premium

What is meant by focused differentiation? A. Providing a high perceived value service or product to a selected market segment that justifies a substantial price premium B. Simultaneously seeking to achieve differentiation and a price lower than that of competitors C. Concentrating on a particular feature of a product or service to achieve differentiation D. Concentrating on differentiation as the primary means of achieving competitive advantage

Description : What is meant by focused differentiation? A. Providing a high perceived value service or product to a selected market segment that justifies a substantial price premium B. ... differentiation D. Concentrating on differentiation as the primary means of achieving competitive advantage

Last Answer : Providing a high perceived value service or product to a selected market segment that justifies a substantial price premium