Find out more about meiosis in this study guide and learn the difference between mitosis and meiosis. BBC Bitesize has quizzes and questions to help you test your knowledge of OCR 21st Century ...

Mitosis is the complex process in which duplicated chromosomes are condensed, segregated with the help of the mitotic spindle, and packaged in to daughter cell nuclei. Mitosis occurs in five ...

For anyone who’s spent an evening from the rim at Crater Lake, it’s no surprise it has been named the United States’ best national park for stargazing.

Hepatitis B (sometimes referred to as hep B) is a liver infection caused by the hepatitis B virus (HBV). It typically causes symptoms like stomach pain, dark urine, fatigue, fever, jaundice (yellowing ...