Bitesize science ks3 biology
Our skeleton is made of more than bones.
Calcium and other minerals make the bone strong but slightly flexible. Bone is a living tissue with a blood supply.
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Bitesize science ks3 biology is constantly being dissolved and formed, bitesize science ks3 biology biology can repair itself if a bitesize science ks3 is broken. The bitesize science ks3 biology has four main functions: The skeleton supports the body. For example, without a backbone we would not be able to stay upright. Here are some examples of what the skeleton protects: Some bones in the skeleton are joined rigidly together and cannot biology science ks3 biology against each other.
Cells to systems
Bones in the skull are joined like this. Other bones are joined to each other by flexible joints.
Muscles are needed to move bones attached by joints. There are different kinds of blood cells, including: These bitesize science ks3 biology are made in the bone marrow. This is soft tissue inside our larger bones which is protected by the hard part of the bone which surrounds it.
BBC Bitesize - KS3 Biology - Cells to systems - Revision 2
An introduction to the skeletons of humans and other animals. The skeleton Our skeleton is made of more than bones. Function of the skeleton The skeleton has four bitesize science ks3 biology functions: Protection Here are some examples of what the skeleton protects: The ribs form a cage-like structure that protects the organs inside.
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The table describes some common terms used to describe living things in their environment: A food chain shows the different species of an organism in an ecosystem , and what eats what.
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Cells are the basic building blocks of all animals and plants. They are so small, you need to use a light microscope to see them.
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Not everything is finished. Each presentation has 3 slides.
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