Basicmedical Key

Infection Infection is the invasion and multiplication of microorganisms in or on body tissue that cause signs, symptoms, and an immune response. Such reproduction injures the host by causing cell…

Cancer Cancer refers to a group of more than 100 different diseases characterized by cellular genetic changes such as DNA mutations and damage that cause abnormal cell growth and development….

Cells, Homeostasis, and Disease The cell is the smallest living component of a living organism. Organisms can be made up of a single cell, such as bacteria, or billions of…