Both mutation and recombination results in variation. Variation is the main driving force of natural selection, which results in evolution.... View Article
Daughters inherit one X chromosome from their fathers. A female has 2 X chromosomes (XX), of which one comes from the mother and one comes from... View Article
We inherit 22 autosomes and one X chromosome from our mother and 22 autosomes and one X or Y chromosome from our father. Further reading:... View Article
Coding region or coding sequence of a gene is the sequence of nucleotides in a gene that codes for a protein. Coding sequence consists of... View Article
Gene is a small stretch of DNA, which codes for a functional product. There are around 30,000 genes present in human genome, i.e. DNA. Genes are... View Article
Homologous chromosomes are similar in structure, i.e. same in length, centromere position and staining pattern. They contain the same genes at... View Article
Karyotype is the process of taking photographs of individual chromosomes and arranging in a standardised format to analyse. In karyotyping of... View Article
Yes, humans have two sets of homologous chromosomes in each somatic cell. Humans are diploid organisms and contain a pair of homologous... View Article
The resistance of an open circuit is = ∞ . In other words, in an open circuit, the two terminals are externally disconnected, meaning that there... View Article
Below are some of the common uses of potassium in everyday life. Potassium Chloride which is a compound of Potassium is used in manufacturing... View Article
When acetone is mixed with water it completely dissolves in it. In this type of reaction acetone is usually the solute and water is the solvent.... View Article
Electrons usually tend to enter the 4s orbital before entering the 3d orbital because if we look at basic principle electrons tend to first... View Article
The kinetic-molecular theory of gases has four main postulates that are based on. They are as follows; The gas molecules are always in random... View Article
When we talk about the density of water in general, it can change depending on the temperature and salinity of the solution. If we look at the... View Article
A gangue in chemistry can be defined as an unwanted material or impurities in the form of sand, rock or any other material that surrounds the... View Article
Solubility test is a type of test that is usually carried out to determine a compounds ability to dissolve in a solvent, which is usually some... View Article
Non-ideal gas behaviour of gas basically means the observed relationships between its temperature, volume and pressure are not properly or... View Article
The primary reason why aromatic diazonium salts are more stable is because of the resonance factor. If we look at aromatic diazonium salts or... View Article
A micrometer also called micrometer screw gauge is a measuring device that is used to measure or take extremely precise readings between spaces... View Article
