Why the first breath taken by a new born baby is so much harder than any subsequent breaths.
Why the first breath taken by a new born baby is so much harder than any subsequent breaths. Content: Introduction...
Academic
Exploring the Ventilation and Gas Exchange Concept in Insects
Content: Introduction Gaseous exchange systems in insects How does gas exchange take place in insects? mechanical ventilation of the tracheal...
How oxygen and carbon dioxide are transported in the blood
Content: Introduction Transporting oxygen Carrying oxygen Foetal haemoglobin Transporting carbon dioxide The effect of carbon dioxide The most specialised transport...
Concise Biology Note on Blood vessels, Blood, Tissue Fluid, and Lymph
Content: Introduction The Blood Vessel Arteries and arterioles Capillaries Ways in which capillaries are adapted for their role Structure of...
How does the mammalian cardiovascular system meet the body’s continuous (although variable) demand for O2?
Content: The need for specialised transport systems in animals Types of circulatory systems Open circulatory systems Closed circulatory systems Single...
Exploring the structure and functions of the mammalian kidney
Content: The anatomy of the kidneys. Kidney structure Structure of the nephron Bowman's capsule Proximal convoluted tubule Loop of Henle...
How to Detect Kidney Failure, Causes, And Effects
Content: Causes and effects of kidney failure Measuring glomerular filtration rate (GFR) Treating kidney failure with dialysis Haemodialysis Peritoneal dialysis....
Urine sample and diagnosis
Urine sample and diagnosis. For many centuries people have used urine to try' and diagnose diseases by looking at the...
Understanding the Principle of Homeostasis and Thermoregulation
Content: The principles of homeostasis Receptors and effectors Feedback systems Negative feedback systems Positive feedback systems Thermoregulation Classification of animals...
Regulation of Blood Glucose Concentration, Diabetes and its Control
Content: Increasing and decreasing blood glucose concentration Role of insulin blood glucose concentration Role of glucagon blood glucose concentration Mechanism...
Sample preparation to be observed under the light microscope.
Sample preparation to be observed under the light microscope. Content: Dry mount Wet mount Squash slides Smear slides Using staining...
How smartphones work (sending, receiving messages and calls).
When we say phone today a little rectangular object that can connect to the internet and search for information, and...
The Basics of Analogue and Digital System.
The Basics of Analogue and Digital System. Engineers divide measurements into two kinds analogue and digital. Analogue things come in...
The fundamentals of quality assurance; everything you need to know.
Quality assurance is what we do to get the right answer for our purpose. The answer should have sufficient accuracy...
Method Validation in Quality Assurance
Method validation is the process of proving that an analytical method is acceptable for its intended purpose. In pharmaceutical chemistry,...
How to store/preserve Microorganisms such as bacteria, fungi, protozoans and virus.
These are some simple and broadly applied methods are necessary to maintain organisms (bacteria, protozoa, fungi, and viruses) for short...
PHYLUM MOLLUSCA; General Characteristics and Classes.
PHYLUM MOLLUSCA; General Characteristics and Classes. Introduction Mollusca is the largest lophotrochozoan phylum and one of the largest and most...
CHEMICAL ENGINEERING AND ITS IMPACT ON HUMAN LIFE.
What is Chemical or Process Engineering? Chemical or Process Engineering is a branch of engineering which applies the knowledge of...
How to Become a Geoscientists.
What is Geoscience? We live on the planet Earth which resides in a Solar System made up of other planets...
2023 WAEC Biology Paper 2 (Essay) Questions and Answers.
1. a. Explain briefly the following terms i. Taxonomy Taxonomy is a branch of biology, which involves a systemic classification...
