In the most famous example of Lamarck’s theory, giraffes must have stretched their necks to reach foliage above them, and so their necks were lengthened

The longer necks were inherited, and over the course of generations, this process was repeated, and their necks got longer and longer. 

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#Id: 2111

#Unit 8. Inheritance Biology

Heterozygous condition may produce imbalances in the amounts of gene products similar to those produced by extra gene copies.

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#Id: 2112

#Unit 8. Inheritance Biology

Pseudodominance- Recessive allele owing to a deletion on the homologous chromosome.

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#Id: 2113

#Unit 8. Inheritance Biology

Haploinsufficiency- One copy of the gene is missing, a mutant phenotype is produced.

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#Id: 2114

#Unit 8. Inheritance Biology

Deletions can be detected cytologically by studying the banding patterns in stained chromosomes.

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#Id: 2115

#Unit 8. Inheritance Biology

Large aberrations can be detected by examination of mitotic chromosomes that have been stained with banding agents such as quinacrine or Giemsa.

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#Id: 2116

#Unit 8. Inheritance Biology

hCONDEL- Deletions within the human genome containing sequences that are highly conserved among closely related relatives.