What is origin of replication?
Origin of replication is the site where replication begins. DNA polymerase catalyses the replication. Further reading: DNA Polymerase RNA Splicing... View Article
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What type of operon is the lac operon?
Lac operon is an inducible operon. Inducible operons are normally switched off and become operational only in the presence of... View Article
What is repressible operon?
A repressible operon is generally on or functional and can be repressed by a repressor molecule, e.g. trp operon. Further... View Article
Is operon present in eukaryotes?
Operons are rare in eukaryotes as most structural genes are monocistronic. Further reading: MCQs On Lac Operon Chromosomal Disorder In... View Article
What is an operon in bacteria?
Operon is a genetically regulated system of polycistronic structural genes, which is regulated by a common promoter and operator, e.g.... View Article
What do you mean by Operon?
Operon is a transcriptionally regulated system consisting of genes coding for functionally related proteins and are regulated by a common... View Article
Why are men called Heterogametic?
Men are called heterogametic because they produce two types of gametes. Also Check: How Does Gene Linkage Affect Inheritance? MCQs... View Article
What is the complete linkage?
Complete linkage occurs when two genes are so closely linked that they do not separate at the time of crossing... View Article
How many linkage groups do humans have?
All the genes present on one chromosome comprise a linkage group. Human females have 23 linkage groups (22 pairs of... View Article
What is importance of linkage?
If the two genes are tightly linked, then the frequency of parental combination is more. Also Check: How Does Gene... View Article
What is the principle of linkage?
When two genes are present close to each other on a chromosome, they tend to inherit together and show very... View Article
What is linkage example?
In humans, genes for eye colour and hair colour are linked and therefore certain combinations of hair and eye colour... View Article
What is an example of Mendelian inheritance?
Certain disorders that show Mendelian inheritance pattern are haemophilia, sickle cell anaemia, colour blindness, etc. Also Check: How Does Gene... View Article
What is a gene?
Gene is a sequence of nucleotides in DNA or RNA and is a basic unit of heredity. Further reading: Polygenic... View Article
What is Mendel’s third law?
Mendel’s third law is the law of independent assortment. Further reading: DNA Polymerase RNA Splicing Polygenic Inheritance Chromosome Structure Molecular... View Article
What does inheritance mean?
Inheritance refers to the passing of traits or characteristics from one generation to the next. Further reading: DNA Polymerase RNA... View Article
What is second law of inheritance?
The second law of inheritance is known as the law of segregation. Further reading: DNA Polymerase RNA Splicing Polygenic Inheritance... View Article
What is Law of Independent Assortment?
According to the law of independent assortment, alleles of two different genes present in a hybrid segregate independently of each... View Article
What happens when alleles have incomplete dominance?
When there is incomplete dominance, the dominant allele does not completely mask the effect of the recessive allele and the... View Article
What is Mendel’s first and second law?
Mendel’s first law is the law of dominance and Mendel’s second law is the law of segregation. Further reading: DNA... View Article
