Introduction to Animal Kingdom The animal kingdom is an amazing tapestry of life forms ranging from microscopic organisms to colossal giants that swim in the oceans, roam the land and soar through the skies. To comprehend this vast assortment of animals, scientists have devised a system called classification. It is a process of organizing and […]
Basis of Classification of the animal kingdom Read More »
Q1. Which of the following process keeps species continue to live through millions of years? Ans: b Q2. Which of the following defines life span? Ans: a Q3. Life spans of organisms are not necessarily correlated with their sizes: the size of crow and parrots are almost same yet their life spans are: Ans: a
NEET Biology MCQ- Reproduction in Organisms Read More »
Introduction to Bacterial Diseases Understanding bacterial diseases and their prevention is of utmost importance, as bacterial diseases pose a significant threat to human health. They are responsible for causing a wide array of infections worldwide. This article aims to provide a solid foundation in the realm of bacterial diseases by discussing the underlying mechanisms that
Diseases Caused by Bacteria — NEET Read More »
Q1. Why are living organisms classified? Answer: Earth is home to a diverse array of flora, fauna, and microorganisms, which exhibit distinct differences in their physical attributes, habitats, and other features. Given the sheer number of living beings on the planet, it is impractical to study each one individually. As a result, scientists have developed
What is reproduction? Reproduction is a biological process in which an organism gives rise to new ones (offspring) similar to itself. In other words, we can simply say that reproduction is the ability to procreate. The offspring formed will further grow, mature and in turn produce new offspring.
Difference between Genes and Alleles In this interactive lecture, we’ll explore the key difference between genes and alleles. So, let’s begin by asking: “Is an allele a gene?” It’s a common question and can be confusing for students due to the similarity of these terms. However, understanding the distinction is crucial for grasping Mendelian Genetics.
Difference Between Genes and Alleles With Complete Explanation Read More »
Introduction When male and female gametes are fused, zygote formation takes place. Zygote is considered as a vital link that ensures the continuity of species generation after generation. Every sexually reproducing organisms including human beings start life as a single cell, called the zygote. After zygote formation, process of development of embryo takes place. During
Difference between Oviparous, Viviparous and Ovoviviparous Animals Read More »
Q1. Choose the correct answer among the following: Answers: Q2. Match column I and column II Column I Column II Bilirubin and biliverdin Parotid Hydrolysis of starch Bile Digestion of fat Lipases Salivary gland Amylases Answers: Column I Column II Bilirubin and biliverdin ii) Bile Hydrolysis of starch iv) Amylases Digestion of fat iii) Lipase
Chapter 16: Digestion and Absorption Read More »
Introduction to DNA Marker DNA marker as the name suggests is a sequence of DNA which is present at a specific site on DNA. In other words, DNA marker is that DNA sequence which has marked DNA and present in repetitive manner. For example, suppose there is a 15-20 nucleotide long sequence present on DNA
What is DNA Marker? Types of DNA Markers – Dominant and Co-dominant Markers Read More »
Mechanism of Aneuploidy Nondisjunction (the inability of homologous chromosomes at meiosis or sister chromatids at mitosis to separate equally to opposite poles) in mitosis or meiosis is the main cause of most aneuploids. Disjunction is the term used for the normal separation of chromatids to opposite poles during nuclear division or karyokinesis. Nondisjunction is simply
What is Aneuploidy and What is the Mechanism of Aneuploidy? Read More »
