RNA (ribonucleic acid) molecules are an important part of cellular function. There are several kinds of RNA and they are all involved in translating DNA gene codes into protein. Proteins play many vital functions within a cell, such as transportation,…
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Embryogenesis is the process by which an embryo forms and grows in the uterus of a pregnant woman. The process of embryogenesis begins when an egg is fertilized by a sperm. After that, a massively complex sequence of events goes…
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The comparison between sexual and asexual reproduction is actually quite a simple one in terms of their functions. Sexual reproduction happens in order to mix up the genes as much as possible and create variation in the offspring – all…
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Sexual reproduction combines the genes of two parents to produce an offspring. Asexual reproduction takes many forms, but in general, the genetic material of only one parent is included in the next generation. Each form of reproduction has strengths and…
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Stem cells – they are in the news and have been for a few years now – this shouldn’t be a surprise because they offer the hope of a cure to currently incurable medical conditions such as Parkinson’s disease and…
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All living organisms are made from cells, the basic unit of biology. Cells are separated from their outside environment by a lipid and protein-containing membrane. The membrane acts to exchange nutrients from the outside and waste products from the inside…
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All living things are made up of cells. So understanding what a cell is and what it is made up of is very important in Biology. Cells are rather tiny – you could fit about 100 on a pin head….
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The liver is the largest gland in the body. It’s a huge organ that sits roughly in the middle of your abdomen. It is a hugely important gland that is responsible for a wide range of metabolic and chemical reactions…
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Diffusion is the movement of particle from outside to inside through a membrane cell of living thing, vice-versa, the movement of the particle is from an area which has a high concentration gradient to an area which has a low…
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Simplicity is supposed to be genius so let’s try and keep this simple – particularly for you folks out there who are amateur Biologists with a keen interest in the subject – good for you! Living things are made of…
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