Quiz: Test Your Knowledge of the Immune System
1) What is the primary function of the immune system? a) Digestion of food b) Regulation of body temperature c) Protection against infections and diseases…
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Tag
Biology notes
What is the role of hemoglobin?
The Crucial Role of Hemoglobin in Your Body Hemoglobin is an unsung hero in your body’s complex orchestra of functions. This iron-rich protein plays a…
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What is enzyme and characteristics?
Enzymes are biological catalysts that facilitate chemical reactions in living organisms. They are typically proteins, although some RNA molecules also have catalytic activity. Enzymes are…
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MCQ on Breathing and Exchange of Gases-2
Visiting high mountains may cause altitude sickness in men living in plain areas. Prime cause of this is (a) excess of CO2 in blood (b)…
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Why Earthworms Are a Gardener’s Best Friend
Earthworms are considered a gardener’s best friend for several reasons: Soil aeration: Earthworms burrow through the soil, creating tunnels and air pockets that allow air,…
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Koala Has Human Like Fingerprints!
The discovery that koalas have human-like fingerprints was a surprising revelation that has captured the attention of the scientific community and the general public alike.…
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Plasma membrane
Delimiting membrane or boundary of all cells providing the characteristic shape to the cell. Structure ● Composed of approx. 7 nm thick phospholipid bilayer with…
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Chromosome
A chromosome is a structure found in cells that is made up of a long strand of DNA, which is the genetic material that contains…
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Type of Classification System Quiz
Welcome to our “Type of Classification System Quiz!” Are you ready to explore the diverse methods used to categorize everything from living organisms to data…
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MCQ on Respiration in plant
Q1: Which organelle in plant cells is primarily responsible for cellular respiration? (A) Chloroplast (B) Mitochondrion (C) Vacuole (D) Nucleus Answer: (B) Mitochondrion Explanation: Mitochondria…
Read Article →Ecosystem – Structure and Function
The term ‘ecosystem’ was proposed by a British ecologist A.G. Tansley (1953). It represents the basic fundamental, functional unit of ecology which comprises of the…
Read Article →Active Transport
A few ions or molecules are transported across the membrane against their concentration gradient, i.e., from lower to higher concentration. Such type of transport is…
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