Biology

Secretory tissue: Secretoy tissues are those tissues, which secrets various liquids, Resins, gums, rubber etc. are composed from secretory tissues. Secretory tissues happen in most…

Permanent Tissue Cells of permanent tissues are not competent of cell division, for which they are called Permanent tissue. It is a plant tissue that…

Meristamatic tissue: Meristamatic cells create the Meristamatic tissue. The cells of this tissue separate continually. These tissues are found in the trees. Due to their…

Chromosomes are extended, segments of genes that hold heredity information. They are composed of DNA and proteins and are situated within the nucleus of our…

Telophase is the final phase of cell division, between anaphase and interphase, in which the chromatids or chromosomes move to opposite ends of the cell…

Significance of Mitosis: The significance of mitosis in the living world is unlimited. It is responsible for growth and development of multi-cellular organisms from a…

Types of cell division: Cell division is of three types: (i) Amitosis (ii) Mitosis and (iii) Meiosis. Amitosis: This type of cell division occurs in…

Cell Division Every living body is composed of a cell. Some living bodies are made of only one cell. They are called unicellular organism, e.g.…

Nuclear membrane: The double layered transparent membrane, which makes the outer covering of the nucleus is the nuclear membrane The outer membrane porous but the…

Nucleolus: The nucleolus is a round body located inside the nucleus of a eukaryotic cell. It is not surrounded by a membrane but sits in…