Biology Booster

 Abderhalden-Kaufmann-Lignac syndrome Autosomal recessive syndrome of disturbance of amino acid transport characterized by deposition of cystine crystals in numerous tissues of the body, particularly evident in the conjunctiva and cornea. Children in whom cystinosis is found are subnormal in development, with dwarfing, rickets, and osteoporosis. Renal tubular disease, aminoaciduria, glycosuria, and hypokalemia are usually … Read more Diseases Related To Kidney

 Structure and function of human Brain and spinal cord The brain is a complex organ made up of specialized nerve and supportive tissues. It’s surrounded by many bones that together form the skull. The part of the skull where the brain sits is called the cranium. The base, or lower part, of the … Read more Structure And Function Of Human Brain And Spinal Cord

 Reflex action In the body of an animal two types of activities take place: voluntary and involuntary. Voluntary action happens according to the will of the individual while there is not any control of will over involuntary action. Involuntary action may again be divided into two categories. The action of first category is … Read more Reflex Action

 Factors affecting photosynthesis There are three main factors affecting photosynthesis and several corollary factors. The three main are:   Light irradiance and wavelength Carbon dioxide concentration Temperature. Total photosynthesis is limited by a range of environmental factors. These include the amount of light available, the amount of leaf area a plant has to … Read more Factors Affecting Photosynthesis

 Vector borne diseases Main vectors and diseases they transmit Vectors are living organisms that can transmit infectious diseases between humans or from animals to humans. Many of these vectors are bloodsucking insects, which ingest disease-producing microorganisms during a blood meal from an infected host (human or animal) and later inject it into a new … Read more Vector Borne Diseases

 Human eye Human eye, in humans, specialized sense organ capable of receiving visual images, which are then carried to the brain. The eye is protected from mechanical injury by being enclosed in a socket, or orbit, which is made up of portions of several of the bones of the skull to form a … Read more Human Eye

 – type of reproduction Living things grow and they reproduce. Growth is a way to generate the materials for reproduction. Reproduction is a way to make new organisms that can grow. Thus, the apparent "goal" of every organism is to fill the available world with its offspring, that is, with "self". It has been … Read more Reproduction And Growth

 The Female Reproductive Organ: The Carpel The female parts of a flower consist of an ovary, which contains one or more ovules, a style and the stigma. The ovary is at the base of the flower.  From the ovary, extends a tubular structure called the style and on the top of the style is … Read more Structure Of Flower And Reproduction Process

 Diseases related to heart There are many types of heart disease that affect different parts of the organ and occur in different ways. Congenital heart disease   This is a general term for some deformities of the heart that have been present since birth. Examples include:   Septal defects: There is a hole … Read more Diseases Related To Heart

 Diseases – Communicable diseases, Endemic diseases Top 10 Causes of Death (Source: WHO World Health Statistics 2012) Ischemic heart disease 12 % Chronic obstructive pulmonary disease 11% Stroke 9% Diarrheal disease 6% Lower respiratory infections 5% Preterm birth complications 4% Tuberculosis 3% Self-inflicted injuries 3% Falls 3% Road injuries 2% Communicable diseases Communicable … Read more Diseases Communicable Diseases And Epidemic Diseases