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Q: How is cell growth normally regulated?
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Why is it important that cell growth in a multicellularur organism be regulated so carefully?

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Why is it important that cell growth in a multicellular organism be regulated so carefully?

In multicellular organisms, cell division must be carefully regulated to ensure that growth of the organism is coordinated, replacement of dead cells takes place in an orderly fashion, and repair of injured cells is initiated when needed. Cell division must also be halted when growth and repair are completed. Cell division is controlled by a variety of factors. One of the most important controls is carried out by molecules called growth factors.


What do oncogenes normally encode for?

proteins that regulate cell growth


What is an oncongene?

A gene that normally directs cell growth. If altered, it can promote or allow the uncontrolled growth of cancer


Why is it important that cell growth in a multi- cellular organism be regulated so carefully?

In multicellular organisms, cell division must be carefully regulated to ensure that growth of the organism is coordinated, replacement of dead cells takes place in an orderly fashion, and repair of injured cells is initiated when needed. Cell division must also be halted when growth and repair are completed. Cell division is controlled by a variety of factors. One of the most important controls is carried out by molecules called growth factors.


Growth occurs due to what?

Growth occurs due to an increase in the number and size of cells in an organism. This process is regulated by various growth factors, hormones, and genetic factors that control cell division and differentiation. Environmental factors such as nutrition, exercise, and stress can also influence growth.


How is the cell regulated?

Nucleus is the organalle that regulates the functions of the cell.


Bone growth during childhood and in adults is regulated and directed by?

Growth Hormones, Thyroid Hormones, Sex Hormones and Mechanical Stress


What are the direct all the activities of the cell?

The activities of a cell are regulated by the nucleus.


What role does p53 have in controlling cell division?

Cell division is regulated by the p53 gene and relates to cancer because Cancer is caused by uncontrolled cell divison


What is cell growth?

Cell Growth is the reproducing of cells.


What regulates growth through secretion of growth hormone?

Secretion of growth hormone (GH) in the pituitary is regulated by the neurosecretory nuclei of the hypothalamus.