Tanvi Deshmukh12thSample· 1mo ago
Notes queen confession: most of my pretty notes were useless, and here's what I changed
Three kinds of notes that survived, and the kinds I stopped making.
#biology
Stories and questions with this tag.
- Tanvi Deshmukh12thSample· 1mo ago
Why were semi-dwarf wheat and rice the heroes of the Green Revolution? And who is who: IR8, Jaya, Ratna, Sonalika?
I made a big table for plant breeding my favourite part of this chapter!! but when I tried to fill the Green Revolution column, my brain went blank. So many names and I can't tell which came from where. What I have so fa
- Nisha Verma12thSample· 1mo ago
Ploidy of gametes and zygote in different organisms, parthenogenesis, and why external fertilisation needs so many eggs
Boards are done in my head and NEET mode is on, so I'm redoing Reproduction in Organisms with proper diagrams. The sexual reproduction events section has three things I can't line up. 1. NCERT says gametes are always hap
- Pooja Iyer12thSample· 1mo ago
9:3:3:1 is not a magic number: the genetics mix-ups I made until class 12
Monohybrid, dihybrid, testcross, incomplete dominance. Ratios everywhere, and a little drama.
- Tanvi Deshmukh12thSample· 1mo ago
Nucleotide bonds N-glycosidic, phosphoester, phosphodiester confusing me, plus the Chargaff percentage sums
Making notes on DNA structure and my table keeps going wrong at the bonds row!! In NCERT there's a nucleoside nitrogenous base + pentose sugar and a nucleotide nucleoside + phosphate . The three bond names are N-glycosid
- Pooja Iyer12thSample· 1mo ago
Why can pyramids of numbers and biomass be inverted but the pyramid of energy never is? (10% law)
Dramatic confession: I had the 10% law memorised, I could draw all three pyramids, and still one MCQ made me feel like I'd never seen biology before. 🎭 The question said: "Which of the following ecological pyramids is al
- Nisha Verma12thSample· 2mo ago
Genetic vs species vs ecological diversity: the NCERT examples all feel the same to me, how do I classify?
In a chapter test I wrote "50,000 strains of rice in India" under species diversity and lost the mark. Since then I don't trust my classification. NCERT's three levels are genetic, species and ecological diversity. The e
- Riya Singh12thSample· 2mo ago
Early Earth's atmosphere was reducing, so what did Miller actually put in the flask? Chemical evolution vs Pasteur confuses me
The Evolution chapter starts with such big words Big Bang, chemical evolution, panspermia and I find my mind wandering. Let me try to write what I think I got and someone please bust the myths. Big Bang: universe began a
