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Bone shows unidirectional/bidirectional ...

Bone shows unidirectional/bidirectional growth.

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**Step-by-Step Solution:** 1. **Understanding Bone Growth**: Bones can grow in different directions. The question asks whether bone growth is unidirectional (one direction) or bidirectional (two directions). 2. **Identifying Growth Direction**: It is established that bones exhibit bidirectional growth. This means that bones can grow from both ends or sides. 3. **Role of Endosterm**: The endosterm is a layer of cells that lines the cavity of the bone marrow and the bones themselves. It plays a crucial role in bone growth. ...
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Name the skeletal tissue which is soft and elastic, has entirely organic matter and shows unidirectional growth . (b) Name the skeletal tissue, which is hard and tough , has both organic and inorganic matter and shows bidireactional growth.

Answer the following : (i) Which skeletal tissue shows unidirectional growth ? (ii) Which animal tissue is responsible for movement of body parts and locomotion ? (iii) Which animal tissue is protective in function ?

Can the flow of energy be bidirectional ?

Energy flow in an ecosystem is unidirectional . Comment

In an ecosystem : (i) the flow of energy is unidirectional (ii) the flow of materials is unidirectional (iii) the flow of materials is cyclic (iv) the flow of energy is cyclic.

The energy flow in an ecosystem is unidirectional.