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Prothrombin Time (PT)
https://www.bioscience.com.pk/en/topics/microbiology/prothrombin-timePT assesses coagulation factors in extrinsic pathway (F VII) and common pathway (F X, F V, prothrombin, and fibrinogen). PT assesses coagulation factors in extrinsic pathway (F VII) and common pathway (F X, F V, prothrombin, and fibrinogen). Principle...
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Comparative Anatomy: Frog Reproductive System Vs. Fish Reproductive System
https://www.bioscience.com.pk/en/topics/zoology/comparison-frog-reproductive-system-fish-reproductive-systemExplore the reproductive system of frogs and sharks, comparing male and female anatomy in detail. Learn about key differences in frog and shark reproductive systems. Sharks, a type of marine cartilaginous fish, are also referred to as Scoliodon. They...
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Reproduction in Sycon Sponge
https://www.bioscience.com.pk/en/topics/zoology/reproduction-in-sycon-spongeSycon shows two types of reproduction namely. 1. Asexual reproduction 2. Sexual reproduction (a) Asexual Reproduction Sponges show asexual reproduction by the following methods: (a) By Budding. (b) By Regeneration. Budding: The body of sycon is highly...
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Histology of Sycon (Sponge)
https://www.bioscience.com.pk/en/topics/zoology/histology-of-sycon-spongeSycon is a sedentary, aquatic organism. The sycon sponge structure is describe in previous topic. It shows diploblastic nature. It has 2 layers, (i) Dermal layer and (ii) Gastral layer, in between the 2 layers, mesenchyme is present. In the Mesenchyme...
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Spicules in Sycon (Sponge)
https://www.bioscience.com.pk/en/topics/zoology/sycon-sponge-spiculesThe body of sycon sponge is made by outer dermal layer and inner gastral layer In between these two layers mesenchyme is present. This mesenchyme contains amoebocytes. The scleroblasts secrete spicules which from the skeleton of the sycon body. These...
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Classification of Phylum Porifera
https://www.bioscience.com.pk/en/topics/zoology/classification-of-phylum-poriferaPorifera is a phylum of aquatic invertebrates commonly known as sponges. They lack true tissues and organs, instead having specialized cells for functions. They filter feed by pumping water through their body. Phylum porifera is classified mainly...
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Choanocytes – Collar Cells
https://www.bioscience.com.pk/en/topics/zoology/choanocytes-collar-cellsThere are different types of cells presents in sponges. The gastral layer of sponge contains a special type of cells called as choanocyte cells. These are also called flagellated cells. Each cell is big. It is oval in shape. It has a big nucleus. It...
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Characteristics of Phylum Platyhelminthes
https://www.bioscience.com.pk/en/topics/zoology/characteristics-of-phylum-platyhelminthesExplore the unique features of Platyhelminthes, including their flat bodies, organ systems, and examples like Dugesia and Schistosoma, highlighting their biological significance. Phylum Platyhelminthes, belonging to kingdom Animalia, comprises...
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Differences Between Carbohydrates, Proteins and Fats (Lipids)
https://www.bioscience.com.pk/en/topics/biochemistry/differences-between-carbohydrates-proteins-and-fats-lipidsUncover the distinctions between carbohydrates, proteins, and fats. Explore their roles as energy sources, metabolism, and unique traits. Essential knowledge for a healthy diet. Carbohydrates, proteins, and fats are the three macronutrients that the...
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Respiratory System and Organs in Rabbit
https://www.bioscience.com.pk/en/topics/zoology/respiratory-system-and-organs-in-rabbitDiscover the fascinating respiratory system of rabbits and their vital organs. Learn how these fluffy creatures breathe and stay active. A comprehensive guide! The energy is required for various metabolic activities in an individual. This energy is...
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Comparative Anatomy: Venous System of Frog and Rabbit
https://www.bioscience.com.pk/en/topics/zoology/comparative-anatomy-venous-system-of-frog-amphibian-and-rabbit-mammalDive into the captivating world of frog and rabbit venous systems. Discover unique adaptations and evolutionary insights. The intricate world of anatomy never fails to amaze us with its diversity across species. A captivating realm within this subject...
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Comparative Anatomy: Urogenital Organs of Rabbit and Frog
https://www.bioscience.com.pk/en/topics/zoology/comparative-anatomy-urogenital-organs-of-rabbit-and-frogComparison of Rabbit and Frog Reproductive Systems: Detailed anatomical differences in male and female reproductive organs. The reproductive systems of animals exhibit remarkable diversity across species, adapting to their ecological niches and...
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Atoms Under the Microscope
https://www.bioscience.com.pk/en/topics/chemistry/atoms-under-the-microscopeUncover the intricacies of atomic science, from quantum mechanics to chemical bonding. Explore the Quantum Mechanical Model, Bohr Atom, and isotopes. Atoms, the foundation of the physical world, are fascinating yet elusive constructs that have...
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Laboratory Tests in Porphyrias
https://www.bioscience.com.pk/en/topics/pathology/laboratory-tests-in-porphyriasThese disorders happen when certain natural chemicals build up in the body, affecting the nerves and skin. Find out how to avoid things that can make the symptoms worse. Porphyrias, derived from the Greek word "porphura," meaning purple pigment,...
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Test for Detection of Bilirubin in Urine
https://www.bioscience.com.pk/en/topics/pathology/test-for-detection-of-bilirubin-in-urineLearn various methods, including Foam, Gmelin’s, Lugol Iodine, Fouchet’s, and Reagent Strips, used for detecting bilirubin in urine. Explore bilirubinuria. When exposed to light, whether it be daylight or fluorescent light, bilirubin undergoes a...
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Microscopic Examination of Urine
https://www.bioscience.com.pk/en/topics/pathology/microscopic-examination-of-urineLearn about the various cells and components found in human urine, including WBCs, RBCs, different types of epithelial cells, casts, crystals, bacteria, and more. The microscopic analysis of urine is often referred to as the “liquid biopsy of the...
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Hepatitis and Its Types: An In-depth Study of Hepatitis C from Lifecycle to Treatment
https://www.bioscience.com.pk/en/topics/virology/hepatitis-c-from-lifecycle-to-treatmentDiscover a detailed guide covering Hepatitis C, including its viral structure, lifecycle, replication process, genetic variation, pathogenesis, clinical symptoms, laboratory diagnosis, treatment options, and preventive measures. Hepatitis is a term...
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Examination of Sputum
https://www.bioscience.com.pk/en/topics/pathology/examination-of-sputumExplore the importance of sputum tests, and learn microbiological examination procedures. Learn the role of sodium chloride and propylene glycol in sputum induction. A sputum test, also known as sputum examination or sputum analysis, is a laboratory...
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Life History of Polystomella (Elphidium)
https://www.bioscience.com.pk/en/topics/zoology/life-history-of-polystomella-elphidiumLife history of Polystomella shows alternation of generations (Sexual method of reproduction will alternate with asexual method of reproduction). Life history of Polystomella shows alternation of generations (Sexual method of reproduction will...
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Porifera Larva: Parenchyma and Amphiblastula Larva
https://www.bioscience.com.pk/en/topics/zoology/porifera-larva-parenchyma-and-amphiblastula-larvaParenchyma Larva Parenchyma Larva is seen in the life history of Leucosolenia. The life history of Leucosolenia was described by Metchnikoff in 1879 and Minchin in 1896. The fertilisation is internal. Zygote undergoes holoblastic cleavage and develops...