The nuclease enzyme which begins its attack from Free end of a polynucleotide is

Related MCQs

• These are important set of enzymes used in biotechnology Match them with exact role P Taq DNa Polymerase (i) cutting single stranded part of DNA Q S I nuclease (ii) Ligase R Restriction endo nuclease (iii) Thermostable enzyme S mole cular glue (iv) cutting pallindromic sequences (v) union of pallindromic sequences P Q R S
• Match the column and find out the correct combination Column –I Column –II (P) Keratin (i) co-enzyme (Q) ATP (ii) pyrimidline (R) Cytosine (iii) polynucleotide (S) NAD (iv) Purine (T) Guanine (v) polypeptide
• Exonucleases cleaving nucleotides one at a time from the end of polynucleotide chain are.
• which kind of arrangement lies in the two polynucleotide chain of DNA?
• Which of the following statement is/are correct for prophase of mitosis ? (i) At the end of this phase nuclear membrane and nucleolus disintegrate. (ii) At the end of this phase two chromosome and a centromere holding them together. (iii) This phase begins with the condensation of chromatids along their lengths.
• Name the enzyme needed for the following biochemical reaction Tyrosine  enzyme Melanin
• Match Column – I with given under Column – II ; choose the answer which gives correct combination: Column – I(Scientists) Column – II(Contributions) P. A pigment which absorbs red and far-red light (i) Cytochrome Q. Main pigment involved in transfer of electrons in (ii) PEP carboxylase photosynthesis is R. NADPH2 is generated through.... (iii) Photochrome S. Enzyme which fixes CO2 in C4 plants (iv) Photosystems
• Which is appropriate option if we take ‘T’ for correct statement and’F’ for wrong statement ? (i) Energy pyramids are always upright. (ii) Detritus food chain begins with dead organic matter (iii) C4 path is the only path seen in xerophytes (iv) Biodiversity is less in equatorial region because of more sunlight (v) At normal Temperature daphnis lays parthenogenetic eggs. which develops into male(0 )
• Which of the following is not true for enzyme
• Which one property is not true for enzyme?