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Consider the following statements about the genetic materials DNA and RNA: DNA chemically is less reactive and structurally more stable as compared to RNA. DNA is better for the transmission of genetic information as compared to RNA. Both DNA and RNA can mutate. Which of the statements given above are correct?
Consider the following statements regarding DNA replication and choose the correct answer:
1. The very first requirement of DNA synthesis is the presence of a template or plan along which the new strand is to be constructed
2. The second requirement is of a DNA-dependent-DNA polymerase or simply DNA polymerase enzyme
3. A DNA Pol cannot join two free nucleotides; one of them must be anchored by hydrogen bonds to a DNA strand
4. Replication takes place bidirectionally
Consider the following statements.
1. The smallest RNA is t RNA.
2. The most abundant RNA of cell is r RNA.
3. DNA can be formed over RNA through reverse transcriptase.
Which of the statements given above are false?
Consider the following statements : 1. DNA is much larger than RNA with millions of nucleotides. 2. DNA is self-replicating, unlike RNA. 3. DNA is synthesized from RNA. Which of the following statements given above is/are correct?
Consider the following statements: 1. DNA contains the sugar deoxyribose, while RNA contains the sugar ribose. 2. DNA is a double-stranded molecule, while RNA is a single-stranded molecule. 3. DNA is not stable under alkaline conditions, while RNA is stable. Which of the given above statements is/are correct? 
Consider the following statements about Antisense RNA 1. Antisense RNA is a single stranded RNA. 2. Antisense RNA is not related to RNA interference. Which of the above statements is/are correct?
Consider the relational schema given below, where eId of the relation dependent is a foreign key referring to empId of the relation employee. Assume that every employee has at least one associated dependent in the dependent relation. Employee (empId, empName, empAge) Dependent(depId, eId, depName, depAge) Consider the following relational algebra query: ΠempId(employee)-ΠempId (employee⋈(empId = eID)∧(empAge ≤ depAge)dependent) The above query evaluates to the set of empIds of employees whose age is greater than that of
Consider the following statements : 1. Micro RNA (miRNA) is an exogenous double-stranded RNA uptaken by cells, while small interfering RNA (siRNA) is an endogenous single-stranded RNA. 2. miRNA mainly serves as a drug target, therapeutic agent and biomarker tool while siRNA mainly serves as a therapeutic agent. Which of the following statements given above is/are correct?
Which of the following statements is/are correct about COVID-19? 1. It is an RNA virus with ribonucleic acid (RNA) as its genetic material leading to mutations. 2. RNA viruses are single-stranded. 3. RNA replication takes place in the cytoplasm.
জীবকোষে RNA হচ্ছে- i. (m RNA) ii. (n RNA) iii. (t RNA) নিচের কোনটি সঠিক?