Difference Between Prokaryotes and Eukaryotes: Prokaryotes and Eukaryotes are the two fundamental or basic classes of cells. They are mainly distinguished by their size and internal structures. The existence of two classes of cells without any intermediate type represents one of the most fundamental evolutionary separations in the living world. […]
Molecular Biology MCQ-01: DNA repair is a cellular process that ensures the integrity and stability of the DNA molecule. The DNA in our cells can be damaged by various factors, including environmental agents such as radiation and chemicals, as well as internal cellular processes. If left unrepaired, DNA damage can […]
Nature is a machine. The family is a machine. The life cycle is like a machine. Ray Dalio What is life cycle? The growth and development consists of a number of distinct morphological and cytological stages. The sequence of these orderly changes is called as LIFE CYCLE. It is the […]
“The life of the planet began the long, slow process of modulating and regulating the physical conditions of the planet. The oxygen in today’s atmosphere is almost entirely the result of photosynthetic living, which had its start with the appearance of blue-green algae among the microorganisms” Lewis Thomas, 1984 What […]
Arthropods are classified into five sub-phylum and each then subdivide into classes (a total of 16 classes according to recent classification of animal taxa). Classification of Arthropods I. Sub-phylum: Trilobitomorpha (extinct arthropods) Class 1: Trilobita II. Sub-phylum: Chelicerata (spiders, horseshoe crabs) Class 1: Arachnida Class 2: Merostomata Class 3: Pycnogonida […]