Most people are no strangers to the terror of math for children; many frustrating hours spent on the same problem, while parents stand vigil through the night. Math ...

Gurmeet Kaur is an Education Industry Professional with 10 years of experience in teaching and creating digital content. She is a Science graduate and has a PG diploma in Computer Applications. At ...

CBSE Class 10 Science Extra Questions and Answers for Chapter 5 - Periodic Classification of Elements are available here for free PDF download. All these questions and answers are prepared by the ...

DNA transposons, e.g., Tc-1/mariner, have inverted terminal inverted repeats (ITRs) and a single open reading frame (ORF) that encodes a transposase. They are flanked by short direct repeats (DRs).