progressions

The Animal Kingdom is divided in several phyla mainly on the basis of the cell organisation, symmetry, presence or absence of notochord and body cavity. Animals are arranged progressively from simple single-celled protozoans to highly complex mammal..

Ageing can be defined as the progressive deterioration in the structure and function of the cells, tissues, organ and organ systems of the organism with advancing age. The field of developmental biology that deals with the process of ageing is known as gerontology . The scientists who stu..

Sulphuric acid is by far, the most important chemical produced from sulphur. Sulphuric acid is used as a basic reagent in almost all the chemical preparations and in many industrial processes. It might well be said that the industrial progress of a nation is directly proportional to the ..

1. My sister's cheerfulness made me forget my bad luck. 2. The strength of the Mosque's foundations stopped it from collapsing in the earthquake. 3. The weight of the crate slowed Ram's progress..

The progress of the civilization was first benchmarked by man's increasing knowledge and usage of metallic deposits in the earth's crust. Early man used stones, bones and wood to fulfill their requirements of hunting, cooking and buildin..

Lindemann (1942) put forth ten percent law for the transfer of energy from one trophic level to the next. According to the law, during the transfer of organic food from one trophic level to the next, only about ten percent of the organic matter is stored as flesh. The remaining is lost during trans..

Question: Which of the following sentences is true about the evolutionary process? 1. There is no real 'progress' in the idea of evolution. 2. humans are unique, a totally new type of organism. 3. progress is nature's religion. 4. Evolution of life forms wa..

It is the last phase of Karyokinesis. Chromosomes reach the poles of the cell, uncoil and lengthen to form chromatin Spindle fibres disintegrate and centrioles replicate A nuclear membrane is formed around chromosomes in each pole Two daughter nuclei are formed As telophase is in ..

1. Chlorosis, which starts from older leaves and progresses to younger leaves. 2. The leaves show mottled appearance of purple or red anthocyanin pigments over the vein. Examples: tomato, apple 3. Lateral buds remain dormant. 4. There is little tillering in cereals. 5. Flower formation is..

We know that air is one of the most essential requirements for all the living organisms. It is therefore imperative that we try and keep the air pure. Technological and industrial progress has vastly affected the quality of air that we breathe in. Because of the dense population and..