The chest is locked by a number of padlocks. All padlocks must be unlocked in order to open the chest. 12 Copies of the keys to the padlocks are distributed lie next to it, such that any group of 7 or more keys can open the chest should they choose to do so, but any group of less than 7 cannot. What is the minimal number of padlocks required to achieve this?
Find the correct order of formation : Heart- shaped, Globular, Proembryo and Mature embryo.
Heart of Heart is Pace maker of the heart is
Consider the 3 -puzzle problem shown in figure.
Two positions of a dice are below: Question Figures: When the heart shape is at the top, what will be at the bottom? Answer figure
