Read this article in Hindi to learn about the process of cell division, explained with the help of suitable diagrams. (1) समसूत्री विभाजन (Mitosis): उद्देश्य: जड़ के सिरे (root tip) की कोशिकाओं में समसूत्री विभाजन की विभिन्न अवस्थाओं का अवलोकन । आवश्यक सामग्री: प्याज की जड़ों के सिरे, FAA घोल, IN HCL, स्प्रिट लैंप, एसिटोकार्मिन स्टेन (stain) का घोल, नीडल, [...]
In this article we will discuss about the process of transcription. The genetic information in the nucleotide sequence of DNA is passed on for protein synthesis through an intermediate messenger RNA (mRNA). A mRNA is a complimentary copy of one of the two DNA strands that make up a gene. The formation of an RNA copy from a DNA template [...]
In this article we will discuss about the process of abscission in plants, explained with the help of suitable diagrams. Abscission is a process that initiates the removal of a part of plant following the formation of a protective layer or scar tissue that prevents the entry of pathogen and protects the inner tissues from desiccation. Plants are shedding organisms. [...]