Cell Division: Mitosis and Meiosis
Cells make more cells by dividing, but they do it in two very different ways depending on the goal. Mitosis makes copies for growth and repair. Meiosis makes the special cells used for reproduction. Telling these two apart — and knowing what each produces — is a reliable source of test points. Continue your preparation […]
Homeostasis, Enzymes, and Nutrition
Your body keeps its inside conditions remarkably steady, no matter what is happening around you. Whether it is hot or cold outside, your body temperature stays near the same value. This balancing act is called homeostasis — keeping a stable internal environment. It is one of the big ideas in biology, and it explains a […]
