Two varieties of maize averaging 50 and 20 inches in height, respectively, are crossed. The F1 progeny is quite uniform averaging 35 inches in height. Out Of the 16 F2 plants, the 5 are 35 inches. What is the probable number of independent segregating polygenes involved in this trait?

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#Question id: 23895

#Unit 13. Methods in Biology

Which technique separates nucleic acids (DNA and RNA) by molecular weight?

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#Question id: 23896

#Unit 13. Methods in Biology

Identifying and Locating Human Disease Genes

11. Huntington’s disease is an example of

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#Question id: 23897

#Unit 13. Methods in Biology

A microsatellite is a type of polymorphism that

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#Question id: 23898

#Unit 13. Methods in Biology

In the human genome, one centimorgan or a 1 percent recombination frequency represents, on average, a distance of about

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#Question id: 23963

#Unit 8. Inheritance Biology

What type of gene mutation happens when there is loss of a chromosomal segment?

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#Question id: 23964

#Unit 8. Inheritance Biology

Match the following correct interpretation of deletion including;

I- Terminal deletion

II- Intercalary deletion

III- Microdeletion

a) deletion that occurs from the interior of a chromosome

b) deletion that incorporated into a non-homologous chromosome

c) deletion that occurs towards the end of a chromosome

d) small amount of deletion usually found in children with physical abnormalities