- Here are some basic biology facts for beginners12:
- The human body has 12 systems.
- There are four blood groups: A, B, AB, and O.
- Our DNA is stored in 23 pairs of chromosomes within the nucleus of every cell in our body.
- Our immune system fights off infection mostly through the use of antibodies and microphages.
- All living things are built from microscopic structures called cells.
- Genes are the basic unit for heredity.
- The theory of evolution by natural selection gives by far the best explanation for the huge diversity of species on Earth.
- Homeostasis is the ability of an organism to maintain a stable internal environment.
- Fields of biology include anatomy, botany, ecology, genetics, microbiology, and zoology.
Learn more:✕This summary was generated using AI based on multiple online sources. To view the original source information, use the "Learn more" links.15 Basic human biology facts
- 1. The human body has 12 systems ...
- 2. There are four blood groups: A, B, AB, and O ...
- 3. Our DNA is stored in 23 pairs of chromosomes within the nucleus of every cell in our body ...
www.brainscape.com/academy/human-biology-bas…Introduction to Biology
- Life Life is a phenomenon existing (as far as we know) only on Earth. ...
- Cells All living things are built from microscopic structures called cells. ...
- Genes Genes are the basic unit for heredity. ...
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