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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
Which of the following statements are correct? 1. The DNA Technology (Use and Application) Regulation Bill, 2019 provides for the regulation of use of DNA technology for establishing the identity of certain persons. 2. DNA is made up of 26 pairs of chromosomes and provides instructions for building an entire organism and proteins. 3. DNA is composed of two chains, which coil around each other to form a double helix carrying the genetic instructions used in the growth. 4. Under the Bill, DNA profiling is allowed only in respect of criminal matters. Select the correct answer using the code given below:
Which of the following statements about DNA is/are correct? 1) DNA is the hereditary material of all living organisms. 2) All segments of DNA code for the synthesis of proteins. 3) Nuclear DNA is double helical with two nucleotide chains that run anti-parallel. 4) DNA is also found in mitochondria. Select the correct answer using the code given below:
Though the right border (RB) and left border (LB) of T-DNA are identical, the DNA transfer is specific for the DNA left of the RB (the T-DNA), rather than for the DNA left of the LB because
Which of the following statements about DNA is/are correct?
1. DNA is the hereditary material of all living organisms.
2. All segments of DNA code for synthesis of proteins.
3. Nuclear DNA is double helical with two nucleotide chains which run anti-parallel.
4. DNA is also found in mitochondria.
Select the correct answer:
Steps of Recombinant DNA technology are given below.
1. Identification and isolation of the genetic material.
2. Fragmentation of DNA.
3. Obtaining the foreign gene product.
4. Downstream processing.
5. Ligation of DNA fragmentation into the vector.
6. Isolation of desired DNA fragments.
7. Amplification of gene of interest.
8. Transfer of Recombinant DNA into the host cell/organism.
The correct sequence of steps is
Which of the following soil structure is possible for cohesionless soils? (i) Single grained structure (ii) Honey-Comb structure (iii) Flocculated structure (iv) Dispersed structure
The band structure in an n-type semiconductor is
Chemical Bonding and Molecular Structure mcq question image
Which of the following statements are true/ false?
1. Every employer shall be bound to pay to every employee in respect of the accounting year commencing on any day in the year 1979 and in respect of every subsequent accounting year, a minimum bonus which shall be 9.33% of the salary or wages earned by the employee during the accounting year or one hundred rupees, whichever is higher, whether or not the employer has any allocable surplus in the accounting year.
2. Bonus will be paid in cash to the employees.
3. If the allocable surplus exceeds the amount of minimum bonus payable to the employees, the employer is bound to pay to every employee in respect of that accounting year bonus which shall be an amount in proportion to the salary or wages earned by the employee during the accounting year subject to a maximum of 10% of such salary or wage.
4. Bonus needs to be paid within a period of eight months from the close of the accounting year.
With reference to a three-parent baby, consider the following statements: 1. The healthy nuclear DNA is removed from the patient egg cell, leaving behind faulty mitochondrial DNA. 2. Patient nuclear DNA will be transplanted to a donor’s egg with healthy mitochondrial DNA. Which of the statements given above is/are correct?