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Genetics questions.

Genetics questions.

Find Genetics university examination questions in acaproso.com

# Question
1

Explain the criteria for extra-chromosomal inheritance.


Short answers
2
  1. Explain the following
  1. Genetic linkage and its types
  2. Practical significance of genetic linkage
  1. Giving examples  define Sex-limited traits

Long answers
3

With examples describe the term “Allopolyploid”.


Short answers
4

Explain the reasons why is it important partitioning of the variation into components.


Long answers
5

A plant breeder wants to decrease plant height of Coffee Arabica in a population. In this population, the mean plant height is 134cm. Plants with mean plant height of 75cm have been selected and used to develop next generation. If narrows sense heritability(h^{2}) for plant heightis 65%, What would be the average plant height in the next generation?


Mathematical Calculation
6

What is Hardy-Weinberg law of Equilibrium?


Short answers
7

Outline major factors that may lead to population to change from equilibrium.


Short answers
8

What are the principle causes of polyploidy?


Short answers
9

One chromosome of Drosophila melanogaster has a gene arrangement of 1.2345678 and its homologous chromosomes was found to have gene arrangement of 1.2765438 (a dot between 1 and 2 represents a centromere). What type of chromosome aberration had occurred ?. Draw diagrams to show from how these homologous chromosomes  will pair up to anaphase 1.


Long answers
10

What are the salient features of  genetic code?.


Short answers