Skeletons and supporting systems

Skeleton is the bony framework of the body which provide support, shape, rigidity and protection to the soft tissue and […]

Excretion in mammal and the Kidney

Excretion in Mammals The four types of excretory organs used by mammals are Lungs, Skin, Liver and Kidney. The lungs […]

SS2 Second Term Biology Senior Secondary School

Welcome to Stoplearn.com online secondary school 2 SS2  second term.  Here you can learn Biology for Senior Secondary School  online […]

Excretion

Excretion is defined as the process by which toxic metabolic wastes are being removed from the body of a living […]

Female Reproductive system

Female Reproductive system The female reproductive system consists of ovaries, Fallopian tube or oviduct, uterus, cervity and vagina and vulva. […]

Sexual Reproduction – Meiosis

Sexual reproduction is the type of reproduction which involves the fusion of the male gametes and the female gametes to […]

Irritability – Trpoism

Irritability is the ability of an organism to perceive and respond to changes in internal and external environment or stimuli. […]

Animal Hormones, functions and growth curves

Animal Hormones In animal, hormones are produced inductless glands called endocrine system and release straight to the blood stream which […]

Cell growth

GROWTH Growth is defined as an irreversible increase in volume, size, numbering of parts, length and weight of an organism. […]

Assessment – Cellular respiration

  Questions (Post question title and answer in the comment box below for evaluation and discussion) Explain briefly the term […]