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Biology
IB

Outline how crossing over and random orientation promotes genetic variation.

crossing over and random orientation of chromosomes occurs in Meiosis I;o Random orientation: ▪ Random orientation of homologous chromosomes creates genetic variation. ▪ There are over 8 million ways that...

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Answered by Biology tutor
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How are stem cells used in Stargardt's disease?

Stem cells are undifferentiated cells that can give rise to different types of cells in the body from brain to muscle cells. Stem cells can be used to replace damaged or diseased cells with healthy ones. ...

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What is the difference between mitosis and meiosis?

The main difference between the two is that only normal body cells go through it, so for instance your skin cells go trough mitosis whereas MEIOSIS is specifically for sex cells, so for instance for the p...

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What are life functions of a cell?

All cells and hence all living organisms show life functions that make them distinct from the non-living world. These include: 1.    Nutrition - the cell's ability to acquire food and res...

Answered by Monika O. Biology tutor
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What are the stages of primary succession?

Primary succession begins with newly formed land such as bare rock of volcanic island.  Pioneer species such as lichens and mosses colonise the rock. When these pioneer species die organic matter builds u...

Answered by Biology tutor
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