The circulatory system is one of the most important organ systems of our body. It is essential for the transport of gases, nutrients, hormones, etc. within the body. It also important in the transportation of blood and lymph and regulation of body temperature. The circulatory system consists of a) Heart b) blood vessels. The blood […]
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As we have discussed the process of Spermatogenesis and Oogenesis in another article. Let us see here the differences between spermatogenesis and oogenesis. Based on the core facts like the of millions of sperms, single ova once a month phenomenon we have following differences. Differences between spermatogenesis and oogenesis Sl.No Feature Spermatogenesis Oogenesis 1 Occurs […]
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A male gamete (sperm) fuses with a female gamete (ovum or egg) to produce a zygote that develops into an individual. But humans are diploid while gametes are haploid. So the cells undergo meiosis to produce haploid gametes. This process is called gametogenesis. In men, it occurs as spermatogenesis and in women, it occurs as […]
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Antigen is a immunogenic portion present on the foreign cell or substance. To combat that antigen or foreign cell, our body’s immune system produces antibodies. Differences between antigen and antibody Sl.No Properties Antigen Antibody 1 Name Anti – AgainstGen – Generate/ formation Anti – AgainstBody-Against the body 2 Other names Also called as Immunogens. Also […]
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Streptococcus and Staphylococcus bacteria are widely found in humans and animals. They are non-motile, do not undergo spore formation and are even facultative anaerobes. But there are many differences between Streptococcus vs Staphylococcus bacteria as seen in the table below. Streptococcus vs Staphylococcus Sl.No Features Streptococcus Staphylococcus 1 Bacteria type Streptococcus is a Gram-positive bacteria, […]
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A microscope is a device used to observe minute objects invisible to the naked eye. It is one of the important discoveries which helped in the progression of science and medicine. This microscope is of two types like Light microscope (compound microscope) Electron microscope. Both are meant for magnification of minute objects but the resolution […]
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A root is the part of the plant present under the soil. It develops from the radicle. The main function of the root is to absorb water and minerals that a plant needs to survive, from the soil. The roots fix the plant to the soil and support the entire part of the plant above […]
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Arsenic is a heavy metal that is very harmful. Besides, as an impurity, it also creates instability in pharmaceutical preparations. However, it is impossible to avoid arsenic impurity from being present in the finished products. But, its presence in meager part per million is acceptable So, it is essential to check the limits of arsenic […]
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An earthworm Digestive System is quite similar to higher animals. It ingests food by the pumping action of its pharynx. The food is engulfed by the earthworm by rhythmic contractions of the pharyngeal wall, which further leads to the buccal chamber. The mouth has only one work which is to feed on its prey. The […]
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Blood is the liquid connective tissue in the body. This blood is essential for life activities and has many components. Broadly it can be classified as a cellular fraction which makes 45 % and plasma which comprises 55%. Composition of Blood 1.Blood cells a) Red blood cells b) White blood cells c) Platelets or thrombocytes […]
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