| Waves on ECG | Heart Activity | Caused due to |
| P wave | Atrial contraction | —————- |
| QRS wave | —————– | Ventricular depolarization |
| T wave | —————– | Ventricular repolarization |
| Waves on ECG | Heart Activity | Caused due to |
| P wave | Atrial contraction | Atrial depolarization |
| QRS wave | Ventricular contraction | Ventricular depolarization |
| T wave | Ventricular contraction | Ventricular repolarization |
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Label right atrium, mitral valve, left ventricle and pulmonary semilunar valve.
Write a function of Eustachian and tricuspid valve found in human heart.
(i) Severo Ochoa
(ii) F. Jacob and J. Monod
(iii) Temin and Baltimore
(iv) H. Winkler
(v) T. H. Roderick
(vi) R Kornberg
| Column A | Column B |
| (1) Lac Operon | ————– |
| (2) Central dogma in retroviruses | ————- |
| (3) Coined the term Genome | ————– |
| (4) Coined the term Genomics | ————- |
| (5) Enzymatic synthesis of RNA | ————- |
| (6) DNA is associated with histones and non-histones | ————– |
| Animal | Respiratory organ |
| (1) Fishes | (a) Trachea |
| (2) Birds/Reptiles | (b) Moist cuticle |
| (3) Insects | (c) Gills |
| (4) Earthworm | (d) Lungs |