Respuesta :
Answer:
Explanation:
every cell has work to do but different cells may have different jobs in multicellular organisms ,cell with the same type of job often work together . These group of specialized cell from tissue in turn , tissue often group together to form larger units called organs the heart is an organ; so is the stomach.
In higher organisms, each specialised tissues contains cells that carry out only one particular function.
The skin: This is the organ tissue that:
- Protects the underlying structures from injury and from invasion by microbes and
- Is involved in the regulation of the body temperature.
The skin cells such as the epidermis which contains stratified keratinized squamous epithelium help in the protective function of the skin
The sweat glands helps in the the regulation of the body temperature.
The nerve tissue:
This consists of a vast number of cells called the neurones.
These neurones posses the following features:
- Cell body,
- Axon and
- Dendrites.
These features helps the neurones of the nervous tissues to initiate and respond to stimuli.
The muscle tissue:
- These are made up of muscle cells which contains specialised contractile cells called fibres.
- The fibres found in the muscle cells helps in its function of controlling the physical forces within the body.
The blood:
- This helps in the transport of substances around the body.
- One of the blood cells include the erythrocytes.
- The erythrocytes helps in the transport of oxygen between the lungs and the body cells.
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