Phenylketonuria is caused due to the lack of an enzyme that converts phenylalanine into tyrosine, i.e. phenylalanine hydroxylase. It is an... View Article
Two lines on a pedigree mean mating between related individuals, who share the common ancestor, i.e. consanguineous mating. Further reading:... View Article
Genotype refers to the genetic constitution of an organism. It tells about the different alleles present in an organism. Further reading:... View Article
An allele is a different variant or mutant form of a gene. Further reading: Polygenic Inheritance Chromosome Structure Molecular Basis Of... View Article
The main modes of inheritance are autosomal dominant, autosomal recessive, sex-linked dominant and sex-linked recessive. Further reading:... View Article
Pedigree analysis refers to the analysis of inheritable genetic traits in several generations of a family. It is done to study the inheritance... View Article
The first plant hormone discovered was auxin. Also Check: How Does Ethylene Ripen Fruit? How does cytokinin affect plant growth? ​​How... View Article
Yes, active transport requires carrier protein. Also Check: What Are 2 Types Of Active Transport? Is Osmosis Active Or Passive Transport?... View Article
Electron transport chain helps in building an electrochemical gradient, which is then utilised in the synthesis of ATP as protons diffuse by... View Article
Osmosis is a type of passive transport. During osmosis, water moves from lower solute concentration to higher solute concentration. Also Check:... View Article
Meiosis comprises two cycles of nuclear and cell division but only one DNA replication cycle. Meiosis I and meiosis II have common steps, i.e.... View Article
Nitrogen-fixing bacteria are free-living as well as symbiotic. Azotobacter, Beijerinckia, Rhodospirillum, etc. are free-living nitrogen fixers.... View Article
The cyclic electron flow occurs in the stroma lamellae of the chloroplast, which contains only PSI. In the cyclic photophosphorylation, only PSI... View Article
There are usually two to four radial vascular bundles found in the dicot root. Also Check: Why xylem is called dead tissue? What Is the... View Article
During chemiosmosis in chloroplasts, protons move across the thylakoid membrane from lumen to stroma down the electrochemical gradient and this... View Article
Pteridophytes are terrestrial plants. They are mostly found in damp and shady places. Also Check: Are Pteridophytes Haplodiplontic? Which... View Article
Pteridophytes are the first vascular plants to evolve on land. They act as a soil binder and are used for medicinal and ornamental purposes.... View Article
AIR Spotlight is an insightful programme featured daily on the All India Radio Newsonair. In this program, many eminent panelists discuss issues... View Article
