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What does it mean if genes are linked?

Linked genes are genes found on the same chromosome. Chromosomes are distinct 'sections' of DNA, and each gene in an organism has its own place on a chromosome. When genes are linked, it means that alleles (...
FC
Answered by Flat C. • Biology tutor
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What is the main function of the Schwann cell?

Schwann cells are found wrapped along the axons of some of the neurones of the peripheral nervous system (PNS).They secrete a lipid-based substance known as myelin, forming the myelin sheath. The myelin shea...
IM
Answered by Isaac M. • Biology tutor
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What is the difference between mitosis and meiosis?

Mitosis is cell division as a result of normal cell growth that occurs in all tissue types to replace old cells as they become senescent. This result of mitotic cell division is two daughter cells with ident...
TD
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Describe the events that take place to generate an action potential at a nerve synapse

A synapse is a chemical junction between a neurone and another cell. This next cell is often another neurone or a muscle cell. In this case we will describe a synapse between a two neurone cells. When an act...
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Answered by James L. • Biology tutor
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Use of microorganisms is popular in medical research and industry. Give two reasons why microorganisms are commonly used.

cheap/inexpensive/low cost; grow/multiply/divide quickly; short life cycle; take up relatively little space; do not require high amounts of expertise to work with; genomes are understood well
KD
Answered by Kate D. • Biology tutor
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