1. Who coined the term genetics- W. BATSON
2. Who coined the term “Phenotype” and “Genotype” – JOHANNSEN
3. Double helical structure of DNA was given by – WATSON AND CRICK
4. Who proposed the “Pre formation theory” – SWAMMERDAM AND BONNEST
5. Theory of Acquired Characters was proposed by – LAMARCK
6. Germplasm Theory was given by – WEISMANN
7. Jacob and Monad develop the concept of – OPERON
8. The chromosomes were discovered by – STRAUSS BURGER
9. In 1919, duplication in Drosophila was first reported by – BRIDGE
10. In 1909, which scientist gave the term epistasis – BATESON
11. Alternative form of a gene is known as – ALLELE
12. In 1909, who gave the term “Gene” – JOHANSSEN
13. The microscope was invented by – LEEUWENHOEK
14. The term “mitosis” was coined by – FLEMMING
15. Shortest stage of cell cycle – ANAPHASE
16. Longest stage of cell cycle – G1
17. Meiotic division of one cell gives rise to how many haploid cells- 4
18. Crossing over takes place during which stage of the cell cycle – PACHYTENE
19. The period from one cell division to another next cell division is called as – CELL CYCLE
20. Pairing of homologous chromosomes takes place during – MEIOSIS
21. Meiosis leads to the development of – GAMETE
22. Mitosis take place in – MEHASPORE POLLEN MOTHER CELLS
23. Chromosomes are clearly visible at – METAPHASE
24. Crossing over takes place between – HOMOLOGOUS CHROMOSOMES
25. Nucleolus disappears at the end – PROPHASE
