10.2.1 Composition of Human Blood

(This image is shared under Creative Commons Attribution 3.0 Unported license. You can click on the image to enlarge it)Human blood consist ofcellular componentsplasmaCellular ComponentsThere are three types of blood cells:erythrocytes (red blood cell)leucocytes (white blood cell)plateletsErythrocyte (Red blood cells)(Image by BruceBlaus underCreative Commons Attribution 3.0 Unported license)Biconcave disc-shaped. Can move quickly in blood capillaries and increases the TSA/V ratio … Read more

10.1 The Importance of Transport System in Multicellular Organisms

The transport system in humans and animals is the circulatory system.The transport system in plants is the vascular tissues.The vascular tissues consist of xylem tissues and phloem tissues.Live Process of CellsEvery cell in an organism need to obtain nutrients and oxygen from the environment and at the same time, is able to remove the waste products from … Read more

SPM Form 4/Form 5 Biology Revision Notes

Form 4 Biology01 Introduction to BiologyThe Study of BiologyScientific Investigation 02 Cell StructureCell Structure and FunctionComponents of a CellComparison between the Animal Cell and Plant CellRelation between the Density of Organelles and the Function of CellsCell OrganisationUnicellular OrganismAmoeba spParamecium spMulticellular OrganismCellTissueOrganOrgan SystemInvolvement of Systems in Maintaining an Optimal Internal EnvironmentThe Uniqueness of the CellsObjective QuestionsCell Structure … Read more