What Is Transitional Polymorphism?
The relationships of polymorphism and selection and polymorphism origin gave us the following types of polymorphism: transitional, neutral and balanced.... View Article
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What Are Sclerotomes And Myotomes?
The ventromedial part of somites called sclerotome on being induced by neural tube and chord give rise to vertebrae, bones... View Article
What Is Hemochromatosis?
It is a disease of ferrum storage with an everyday intake of 2- 4mg. It is characterized by an excessive... View Article
What Is Wilson Disease?
Wilson disease is an autosomal recessive disease. During this disease, ions of cuprum infiltrate the liver, brain, kidney, cornea tissues.... View Article
Give A Disease Of Purine Exchange.
It is gout. It is an autosomal recessive disease with incomplete penetrance (about 20%) in males and complete nonpenetrance in... View Article
What Is Alkaptonuria?
Alkaptonuria is a recessive abnormality, having a rate of about 3-5:1000000. It is caused by a deficiency of the Homogentisate... View Article
What Is Total Albinism?
It is an autosomal recessive disease. It is a result of a defect of the gene controlling the enzyme, which... View Article
Write About Phenylketonuria.
It is an autosomal recessive disease. It is caused by the deficiency of the phenylalanine hydroxylase enzyme. This enzyme converts... View Article
What Are The Physical Methods Of Prenatal Diagnostics?
All methods of prenatal diagnostics can be divided into biological and physical. The physical methods are X-ray examination of the... View Article
What Are Molecular Genetic Methods Used In?
The molecular-genetic methods help to describe changes in the structure and functions of nucleic acids. Its include methods of gene... View Article
What Diseases Can Be Determined By Biochemical Methods?
The biochemical methods are applied for diagnostics hereditary metabolic exchange diseases. They are determined on three levels: molecular (protein structure... View Article
In What State Do Mutated Traits Of The Autosomal Pattern Of Inheritance Occur?
In the autosomal dominant pattern of inheritance, the mutated trait appears in a heterozygous state in individuals of both sexes.... View Article
What Does Outbreeding Involve?
Outbreeding are crosses between unrelated individuals. The unrelated individuals are those who have no relatives in 6 or more generations.... View Article
What Is Combinative Diversity?
The combinative diversity is the formation of new allele combinations because of the crossing over in gene recombination and meiosis.... View Article
What Are Phenocopies?
The trait formation is determined by not only the existence of a specific gene in the genotype. In some cases,... View Article
In Genetic Engineering How Is Genetic Material Obtained?
The genetic material can be obtained by gene cleavage from donor cells or by its synthesis. We can get genes... View Article
What Are Some Statements Of The Gene Theory?
Some statements are as follows – Genes have definite loci in chromosomes Inside the gene, there is recombination and mutation... View Article
Why Is The Musculoskeletal System Called So?
The movements of the body are carried out by the interaction of the skeletal and muscular systems. This is why... View Article
What Is The Thalamus Involved In?
The thalamus is involved in – It assists in the production of sensations and their neurons relay impulses to the... View Article
What Are The Parts Of A Typical Reflex Arc?
The parts of a typical reflex arc are – Sensory neurons or the afferent neurons which are cells transmitting impulses... View Article
