Plant viroid contains —-
• Only DNA
• Only RNA
• DNA or RNA
• DNA and RNA

1 Answer

Answer :

• Only RNA

Related questions

Description : VAM is — a. Virus b. Bacteria c. Viroid d. Fungus

Last Answer : d. Fungus

Description : The unequivocal proof of DNA as the genetic material came from the studies on a (a) bacterium (b) fungus (c) viroid (d) bacterial virus.

Last Answer : (c) viroid

Description : What is Viroid? -Biology

Last Answer : Viroid, an infectious particle smaller than any of the known viruses, an agent of certain plant diseases. The particle consists only of an extremely small circular RNA (ribonucleic acid) molecule, lacking the protein coat of a virus. ... Whether viroids occur in animal cells is still uncertain.

Description : Outer covering of virus made up of protein is (a) Capsid (b) Coat (c) Virion (d) Viroid

Last Answer : Ans:(a)

Description : Cauliflower mosaic virus contain a. RNA b. RNA and DNA c. DNA d. None of these

Last Answer : c. DNA

Description : Labelled-D contains :- (i) A few RNA molecules (ii) 70s ribosome (iii) Enzymes (iv) Circular DNA

Last Answer : Labelled-D contains :- (i) A few RNA molecules (ii) 70s ribosome (iii) Enzymes (iv) Circular DNA A. ii, iv B. ... iv, C. ii, iii, iv D. i, ii, iii, iv

Description : Which of the following contains a deoxy sugar? (A) RNA (B) DNA (C) ATP (D) UTP

Last Answer : Answer : B

Description : Which of the following statements about nucleic acid is most correct? (A) Both pentose nucleic acid and deoxypentose nucleic acid contain the same pyrimidines (B) Both pentose nucleic acid and deoxypentose ... (C) RNA contains cytosine and thymine (D) DNA and RNA are hydrolysed by weak alkali

Last Answer : Answer : B

Description : Satellite DNA contains (A) Highly repetitive sequences (B) Moderately repetitive sequences (C) Non-repetitive sequences (D) DNA-RNA hybrids

Last Answer : Answer : A

Description : True statements about the nucleic acid include: a. contains purine and pyrimidine which are bound together by covalent bonds b. there is always an equal concentration of purine and pyrimidine c. in RNA, ... d. introns is more common than exons on the DNA e. the histones mark the excision site

Last Answer : there is always an equal concentration of purine and pyrimidine

Description : Cauliflower mosaic virus contains (a) ss RNA (b) ds RNA (c) ds DNA (d) ss DNA

Last Answer : (c) ds DNA

Description : Most viruses that infect plant possess (a) single-stranded DNA (b) single-stranded RNA (c) double-stranded DNA and RNA (d) double - stranded RNA only

Last Answer : Ans:(b)

Description : What compounds are only found in RNA? DNA?

Last Answer : Is this a homework question?

Description : The only correct statement about oncoviruses is (A) All the oncoviruses are RNA viruses (B) Reverse transcriptase is present in all oncoviruses (C) Viral oncogenes are identical to human protooncogens (D) Both DNA and RNA viruses can be oncoviruses

Last Answer : Answer : D

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

Description : 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 ... nucleus to the cytoplasm d. Only one protein can be produced from an initial mRNA strand

Last Answer : Answer: c Transcription of a gene begins at an initiation site associated with a specific DNA sequence, termed a promoter region. After binding to DNA, the RNA polymerase opens up a short ... different proteins from the same gene. mRNA is exported from the nucleus only after processing is complete

Description : Nitrogen 1. Is non-essential for the animal bodies 2. In air dilutes oxygen which, otherwise, is very active in the pure form 3. Makes oxygen soluble in blood 4. Is present in DNA and RNA The correct statements are: (a) 1 and 4 only (b) 2 and 4 only (c) 3 and 4 only (d) 1 and 2 only

Last Answer : Ans:(b)

Description : The only molecule in the living world that can replicate itself is (a) DNA (b) RNA (c) Both DNA and RNA (d) Neither DNA nor RNA

Last Answer : Ans:(a)

Description : Pyrimidine uracil occurs only in a. RNA b. DNA c. Both d. None of them

Last Answer : RNA

Description : Pyrimidine thymine occurs only in a. RNA b. DNA c. Both d. All

Last Answer : DNA

Description : Viroids contain a. RNA and DNA. b. Only RNA. c. DNA and a capsid. d. RNA and an envelope.

Last Answer : b. Only RNA.

Description : Viral genomes consist of a. DNA only. b. RNA only. c. DNA or RNA. d. DNA and RNA

Last Answer : c. DNA or RNA.

Description : Ribosomes are chemically composed of (A) Protein (B) Only DNA (C) RNA (D) Both A + C

Last Answer : (D) Both A + C

Description : Which RNA contains an anticodon? -Biology

Last Answer : answer:

Description : Which RNA contains an anticodon? -Biology

Last Answer : answer:

Description : Which of the following is correct regarding AIDS causative agent HIV? (a) HIV is enveloped virus containing one molecule of single-stranded RNA and one molecule of reverse transcriptase. (b) HIV ... ) HIV is unenveloped retrovirus. (d) HIV does not escape but attacks the acquired immune response

Last Answer : (d) HIV does not escape but attacks the acquired immune response.

Description : Which one of the following statements is not true of RNA? a. RNA contains the monosaccharide ribose. b. RNA is primarily a single-stranded molecule. c. RNA has a sugar-phosphate backbone. d. RNA contains five different nucleotides.

Last Answer : d. RNA contains five different nucleotides.

Description : RNA transcription is more complex in eukaryotes because it is first made as a primary RNA transcript that contains intron and exon sequences. What kind of modification must occur to produce a mature mRNA?

Last Answer : RNA splicing. Introns must be removed and exons are spliced together to form a mature RNA transcript.

Description : What is the difference between DNA and RNA polymerase?

Last Answer : DNA polymerase is responsible for synthesizing new strands of DNA during DNA replication, while RNA polymerase is responsible for synthesizing mRNA during transcription.

Description : What is the difference between DNA and RNA?

Last Answer : DNA is a double-stranded molecule that contains genetic information, while RNA is a single-stranded molecule that acts as a messenger to carry genetic information from DNA to the ribosomes.

Description : What is the difference between DNA and RNA?

Last Answer : A: DNA is the genetic material that contains the genetic information for the cell, while RNA is a nucleic acid that is responsible for translating the genetic information in DNA into proteins.

Description : What is the difference between DNA and RNA?

Last Answer : A: DNA (deoxyribonucleic acid) is a double-stranded nucleic acid that contains the genetic instructions used in the development and functioning of all known living organisms, while RNA (ribonucleic acid) is a single-stranded nucleic acid that plays a key role in protein synthesis.

Description : What is the difference between DNA and RNA?

Last Answer : A: DNA is the genetic material that contains the instructions for building and maintaining an organism, while RNA is a molecule that helps carry out the instructions encoded in DNA and is involved in the synthesis of proteins.

Description : What is the difference between DNA and RNA?

Last Answer : A: DNA (deoxyribonucleic acid) is the genetic material that carries the hereditary information of an organism, while RNA (ribonucleic acid) is involved in gene expression and protein synthesis.

Description : Technical virology questions about ERVs and RNA vs. DNA viral rates of mutation?

Last Answer : You’re going to make me dig out my old biochemistry texts for this one. Don’t have time now but I’ll do it when I get home from work.

Description : What are the chemical differences between DNA and RNA? -Biology

Last Answer : answer:

Description : List four differences between DNA and RNA. -Biology

Last Answer : answer:

Description : Nitrogenous base in DNA but not RNA? -Biology

Last Answer : answer:

Description : What is the difference between DNA and RNA ?

Last Answer : DNA and RNA genetic material. There are some differences between them. DNA is deoxyribonucleic acid. RNA on the other hand is ribonucleic acid. Although DNA has two polynucleotide chains, RNA has one chain. ... , on the other hand , are cytosine and uracil. DNA can replicate itself but RNA cannot.

Description : What is DNA and RNA ?

Last Answer : DNA is a nucleic acid that contains genetic instructions for regulating the structure and function of an organism. And RNA is a nucleic acid polymer formed by ribonucleotide monomers.

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

Last Answer : DNA-dependent RNA polymerase catalyzes transcription on one strand of the DNA which is called the ... Antistrand C. Template strand D. Coding strand

Description : Why each the following identify if it relates to DNA RNA both DNA and RNA or neither DNA nor RNA.?

Last Answer : For each the following, identify if it relates to DNA, RNA, both DNA and RNA, or neither DNA nor RNA.1. Is a polymer of nucleotides2. Contains adenine3. Is a special type ... Contains uracil6. Has sugar-phosphate backbone7. Contains pentose sugar8. Contains Ribose9. Helix10. Double-strand molecule

Description : What is the role of RNA and how does it relate to DNA?

Last Answer : If we look at the "central dogma" of Biology: DNA ¨ RNA ¨ Protein, it is clear that the DNA molecule (that keeps the "information" in its double-stranded conformation) produces an RNA molecule ... by a sequence of nucleotides, that comes from the DNA molecule, and is translated into a protein.

Description : What dose DNA and rna stand for?

Last Answer : DeoxyriboNucleic Acid.... and RiboNucleic Acid

Description : Why does scientist think that RNA evolved before DNA?

Last Answer : What is the answer ?

Description : In which organism did the reverse transcriptase enzyme which performs DNA synthesis from RNA templates first appear?

Last Answer : Need answer

Description : What are the smaller repeating molecules that make up a DNA or RNA molecule called?

Last Answer : Need answer

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

Last Answer : color

Description : Template-directed DNA synthesis occurs in all the following except (A) The replication fork (B) Polymerase chain reaction (C) Growth of RNA tumor viruses (D) Expression of oncogenes

Last Answer : Answer : C

Description : The mechanism of synthesis of DNA and RNA are similar to all the following ways except (A) They involve release of pyrophosphate from each nucleotide added (B) They require activated nucleotide precursor and Mg2+ (C) The direction of synthesis is (D) They require a primer

Last Answer : Answer : D