The stage of cell division in which paired homologous chromosomes get shortened and thickened is prophase I of meiosis. During this stage, the chromosomes condense and become visible as distinct structures, allowing for the homologous chromosomes to pair up and exchange genetic material through a process called crossing over. The shortening and thickening of the chromosomes during prophase I is important for proper alignment and separation of the homologous chromosomes during subsequent...

Books Review

Title: "Atomic Habits" by James Clear

Introduction:

"Atomic Habits" by James Clear is a transformative self-help book that delves into the power of small habits and their impact on personal growth and success. With a captivating writing style and practical advice, this book provides readers with valuable insights and actionable strategies to create positive change in their lives.

Summary:In "Atomic Habits," Clear introduces the concept of "atomic habits," emphasizing the profound...

At dawn and dusk, large amount of blue and violet light(shorter wavelength) has been scattered so, the light that is recieved by an observer is mostly of a longer wavelength and therefore appears to be red.