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

Which sequence of RNA bases with pair up with a strand of DNA bases that reads TACTGCA?
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If one strand of DNA has the nitrogenous base sequence as ATCTG, what would be the complementary RNA strand sequence? (a) TTAGU (b) UAGAC (c) AACTG (d) ATCGU

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Last Answer : (a) TTAGU

If one strand of DNA has the nitrogenous base sequence as ATCTG, what would be the complementary RNA strand sequence? (a) TTAGU (b) UAGAC (c) AACTG (d) ATCGU

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If one strand of DNA has the nitrogenous base sequence as ATCTC, what would be the complementary RNA strand sequence ? (1) ATCGU (2) TTAGU (3) UAGAC (4) AACTG

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Last Answer : (3) UAGAC

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

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Last Answer : What is the answer ?

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AGGTATCGCAT is a sequence from the coding strand of a gene. What will be the corresponding sequence of the transcribed m RNA.

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Last Answer : AGGTATCGCAT is a sequence from the coding strand of a gene. What will be the ... AGGUAUCGCAU B. UGGTUTCGCAT C. ACCUAUGCGAU D. UCCAUAGCGUA

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DNA-dependent RNA polymerase catalyzes transcription on one strand of the DNA which is called the

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An important step in protein synthesis is transcription. Which of the following statement(s) is/are true concerning this process? a. The first step in gene transcription involves separating the double helix of DNA by an enzyme known as DNA polymerase b. The initial product of DNA transcription is called heterogeneous nuclear RNA which codes directly for proteins c. After processing is complete, the mRNA is exported from the nucleus to the cytoplasm d. Only one protein can be produced from an initial mRNA strand

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The process of copying genetic information from one strand of DNA in to RNA is termed as (a) translation (b) transcription (c) replication (d) mutation

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Last Answer : Ans:(b)

Select the correct option. Direction of Direction of reading of RNA synthesis the template DNA strand (a) 5′ – 3′ 3′ – 5′ (b) 3′ – 5′ 5′ – 3′ (c) 5′ – 3′ 5′ – 3′ (d) 3′ – 5′ 3′ – 5′

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Last Answer : (d) 3′ – 5′ 3′ – 5′

DNA-dependent RNA polymerase catalyses transcription on one strand of the DNA which is called the (a) template strand (b) coding strand (c) alpha strand (d) antistrand

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Last Answer : (a) template strand

Select the correct option. Direction of Direction of reading of RNA synthesis the template DNA strand (a) 5′ – 3′ 3′ – 5′ (b) 3′ – 5′ 5′ – 3′ (c) 5′ – 3′ 5′ – 3′ (d) 3′ – 5′ 3′ – 5′

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Last Answer : (a) 5′ – 3′ 3′ – 5′

DNA-dependent RNA polymerase catalyses transcription on one strand of the DNA which is called the (a) template strand (b) coding strand (c) alpha strand (d) antistrand.

Description : DNA-dependent RNA polymerase catalyses transcription on one strand of the DNA which is called the (a) template strand (b) coding strand (c) alpha strand (d) antistrand.

Last Answer : (a) template strand

At a chromosome replication fork, the lagging strand consists of__ That is joined by___. a. RNA sequences; DNA ligase b. Okazaki Fragments; RNA Polymerase c. RNA sequences; ribosomes d. Okazaki fragments; DNA ligase

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Last Answer : d. Okazaki fragments; DNA ligase

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

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If the base sequence on a separated DNA strand is CGTAGG what will the base sequence on its complementary strand be?

Description : If the base sequence on a separated DNA strand is CGTAGG what will the base sequence on its complementary strand be?

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Anticodon sequence are seen in (A) tRNA and transcribed DNA strand (B) tRNA and complementary DNA strand (C) mRNA (D) mRNA and complementary DNA strand

Description : Anticodon sequence are seen in (A) tRNA and transcribed DNA strand (B) tRNA and complementary DNA strand (C) mRNA (D) mRNA and complementary DNA strand

Last Answer : Answer : A

Given below is a sample of a portion of DNA strand giving the base sequence on the opposite strands. What is so special shown in it? 5′ _____ GAATTC _____ 3′ 3′ _____ CTTAAG _____ 5′ (a) Replication completed (b) Deletion mutation (c) Start codon at the 5′ end (d) Palindromic sequence of base pairs

Description : Given below is a sample of a portion of DNA strand giving the base sequence on the opposite strands. What is so special shown in it? 5′ _____ GAATTC _____ 3′ 3′ _____ CTTAAG _____ 5′ (a) ... completed (b) Deletion mutation (c) Start codon at the 5′ end (d) Palindromic sequence of base pairs

Last Answer : (d) Palindromic sequence of base pairs

Following statements describe the characteristics of the enzyme restriction endonuclease. Identify the incorrect statement. (a) The enzyme recognises a specific palindromic nucleotide sequence in the DNA. (b) The enzyme cuts DNA molecule at identified position within the DNA. (c) The enzyme binds DNA at specific sites and cuts only one of the two strands. (d) The enzyme cuts the sugar-phosphate backbone at specific sites on each strand.

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Last Answer : (c) The enzyme binds DNA at specific sites and cuts only one of the two strands.

Identify the wrong statement with regard to restriction enzymes. (a) Each restriction enzyme functions by inspecting the length of a DNA sequence. (b) They cut the strand of DNA at palindromic sites. (c) They are useful in genetic engineering. (d) Sticky ends can be joined by using DNA ligases.

Description : Identify the wrong statement with regard to restriction enzymes. (a) Each restriction enzyme functions by inspecting the length of a DNA sequence. (b) They cut the strand of DNA at palindromic sites. (c) They are useful in genetic engineering. (d) Sticky ends can be joined by using DNA ligases.

Last Answer : d) Sticky ends can be joined by using DNA ligases.

During transcription, if the nucleotide sequence of the DNA strand that is being coded is ATACG then the nucleotide sequence in the mRNA would be (a) TATGC (b) TCTGG (c) UAUGC (d) UATGC.

Description : During transcription, if the nucleotide sequence of the DNA strand that is being coded is ATACG then the nucleotide sequence in the mRNA would be (a) TATGC (b) TCTGG (c) UAUGC (d) UATGC.

Last Answer : (c) UAUGC

What will be the sequence of mRNA produced by the following stretch of DNA? 3′ATGCATGCATGCATG5′TEMPLATE STRAND 5′ TACGTACGTACGTAC3′ CODING STRAND (a) 3′AUGCAUGCAUGCAUG5′ (b) 5′UACGUACGUACGUAC 3′ (c) 3′ UACGUACGUACGUAC 5′ (d) 5′ AUGCAUGCAUGCAUG 3

Description : What will be the sequence of mRNA produced by the following stretch of DNA? 3′ATGCATGCATGCATG5′TEMPLATE STRAND 5′ TACGTACGTACGTAC3′ CODING STRAND (a) 3′AUGCAUGCAUGCAUG5′ (b) 5′UACGUACGUACGUAC 3′ (c) 3′ UACGUACGUACGUAC 5′ (d) 5′ AUGCAUGCAUGCAUG 3

Last Answer : d) 5′ AUGCAUGCAUGCAUG 3′

During transcription, if the nucleotide sequence of the DNA strand that is being coded is ATACG then the nucleotide sequence in the mRNA would be (a) TATGC (b) TCTGG (c) UAUGC (d) UATGC.

Description : During transcription, if the nucleotide sequence of the DNA strand that is being coded is ATACG then the nucleotide sequence in the mRNA would be (a) TATGC (b) TCTGG (c) UAUGC (d) UATGC.

Last Answer : (c) UAUGC

The structure of DNA is a double helix formed by two strands of DNA sequence. This sequence consists of 4 different nucleotides- Adenine, Thymine, Cytosine and Guanine. How do the nucleotides on one strand interact with the nucleotides on the second strand to maintain the helical shape of DNA?

Description : The structure of DNA is a double helix formed by two strands of DNA sequence. This sequence consists of 4 different nucleotides- Adenine, Thymine, Cytosine and Guanine. How do the nucleotides on one strand interact with the nucleotides on the second strand to maintain the helical shape of DNA?

Last Answer : Complementary Base Pairing. Adenine complementary base pairs with Thymine and Guanine complementary base pairs with Cytosine.

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

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. 

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

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

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

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 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

After formation of replication fork (A) Both the new strands are synthesized discontinuously (B) One strand is synthesized continuously and the other discontinuously (C) Both the new strands are synthesized continuously (D) RNA primer is required only for the synthesis of one new strand

Description : After formation of replication fork (A) Both the new strands are synthesized discontinuously (B) One strand is synthesized continuously and the other discontinuously (C) Both the new strands are synthesized continuously (D) RNA primer is required only for the synthesis of one new strand

Last Answer : Answer : B

In RNA molecule guanine content does not necessarily equal its cytosine content nor does its adenine content necessarily equal its uracil content since it is a (A) Single strand molecule (B) Double stranded molecule (C) Double stranded helical molecule (D) Polymer of purine and pyrimidine ribonucleotides

Description : In RNA molecule guanine content does not necessarily equal its cytosine content nor does its adenine content necessarily equal its uracil content since it is a (A) Single strand molecule ( ... stranded molecule (C) Double stranded helical molecule (D) Polymer of purine and pyrimidine ribonucleotides

Last Answer : Answer : A

The RNA molecules from a single strand of ribonucleotides of (a) Adenine, guanine, cytosins and uracil (b) Adenine, guanine and cytosins (c) Adenine and guanine (d) None of the above

Description : The RNA molecules from a single strand of ribonucleotides of (a) Adenine, guanine, cytosins and uracil (b) Adenine, guanine and cytosins (c) Adenine and guanine (d) None of the above

Last Answer : Ans:(a)

A complex of ribosomes attached to a single strand of RNA is known as (a) polypeptide (b) Okazaki fragment (c) polysome (d) polymer.

Description : A complex of ribosomes attached to a single strand of RNA is known as (a) polypeptide (b) Okazaki fragment (c) polysome (d) polymer.

Last Answer : (b) Okazaki fragment

.A complex of ribosomes attached to a single strand of RNA is known as (a) polypeptide (b) Okazaki fragment (c) polysome (d) polymer

Description : .A complex of ribosomes attached to a single strand of RNA is known as (a) polypeptide (b) Okazaki fragment (c) polysome (d) polymer

Last Answer : (c) polysome

Which of the following shows coiled RNA strand and capsomeres? (a) Polio virus (b) Tobacco mosaic virus (c) Measles virus (d) Retrovirus

Description : Which of the following shows coiled RNA strand and capsomeres? (a) Polio virus (b) Tobacco mosaic virus (c) Measles virus (d) Retrovirus

Last Answer : (b) Tobacco mosaic virus

An RNA virus genome in the form of messenger RNA is referred to as a a. + strand RNAb. double-stranded RNA c. – strand RNa d. Reverse strand RNA..

Description : An RNA virus genome in the form of messenger RNA is referred to as a a. + strand RNA. b. double-stranded RNA c. – strand RNa d. Reverse strand RNA.

Last Answer : a. + strand RNA.

What does the positive strand in double stranded RNA viruses stands for? A- rRNA B- tRNA C- .mRNA D- None of these

Description : What does the positive strand in double stranded RNA viruses stands for? A- rRNA B- tRNA C- .mRNA D- None of these

Last Answer : .mRNA

The genetic code operates through (A) The protein moiety of DNA (B) Cistrom of DNA (C) Nucleotide sequence of m RNA (D) The anticodons of tRNA

Description : The genetic code operates through (A) The protein moiety of DNA (B) Cistrom of DNA (C) Nucleotide sequence of m RNA (D) The anticodons of tRNA

Last Answer : Answer : C

A consensus sequence on DNA, called TATA box, is the site for attachment of (A) RNA-dependent DNA polymerase (B) DNA-dependent RNA polymerase (C) DNA-dependent DNA polymerase (D) DNA topoisomerase II

Description : A consensus sequence on DNA, called TATA box, is the site for attachment of (A) RNA-dependent DNA polymerase (B) DNA-dependent RNA polymerase (C) DNA-dependent DNA polymerase (D) DNA topoisomerase II

Last Answer : Answer : B

Restriction endonucleases recognize and cut a certain sequence of (A) Single stranded DNA (B) Double stranded DNA (C) RNA (D) Protein

Description : Restriction endonucleases recognize and cut a certain sequence of (A) Single stranded DNA (B) Double stranded DNA (C) RNA (D) Protein

Last Answer : Answer : B

What is antisense technology? (a) When a piece of RNA that is complementary in sequence is used to stop expression of a specific gene (b) RNA polymerase producing DNA (c) A cell displaying a foreign antigen used for synthesis of antigens (d) Production of somaclonal variants in tissue cultures

Description : What is antisense technology? (a) When a piece of RNA that is complementary in sequence is used to stop expression of a specific gene (b) RNA polymerase producing DNA (c) A cell displaying a foreign antigen used for synthesis of antigens (d) Production of somaclonal variants in tissue cultures

Last Answer : (a) When a piece of RNA that is complementary in sequence is used to stop expression of a specific gene

During transcription holoenzyme RNA polymerase binds to a DNA sequence and the DNA assumes a saddle like structure at that point. What is that sequence called? (a) AAAT box (b) TATA box (c) GGTT box (d) CAAT box

Description : During transcription holoenzyme RNA polymerase binds to a DNA sequence and the DNA assumes a saddle like structure at that point. What is that sequence called? (a) AAAT box (b) TATA box (c) GGTT box (d) CAAT box

Last Answer : (c) GGTT box