Biosci - Study guides, Class notes & Summaries

Which organelles are involved in nuclear division correct answers centrioles What's the main constituent of a cell membrane by surface area correct answers phospholipids A cell membrane allowing some materials to pass through freely whilst preventing others correct answers selectively permeable. What's the correct definition of osmosis correct answers movement of water molecules from a low solute concentration to a high solute concentration through a selectively permeable membrane. W...

BIOSCI 210 Species Concepts and Speciation Exam Questions and Answers 100% Pass Species (Charles Darwin) - Correct Answer ️️ -set of individuals closely resembling each other - knew than an understanding of variation within and between specials was critical for taxonomy and evolution Species (Modern Synthesis) - Correct Answer ️️ -species are fundamentally different from the taxa about and below them in taxonomic hierarchy Species (Folk Concept) - Correct Answer ️️ -Individu...

What is the linkage called that connects two sugar molecules? Glycosidic linkage What is the polarity of Lipids and what are their functions? Lipids are hydrophobic and therefore non-polar. Functions include: Energy storage (6x energy of glycogen), Structural molecules e.g. membranes), and hormones. What are the functions of polysaccharides? 1. Energy storage (fuel) - Glyogen is stored in muscles - Starch is stored in plants 2. Structural molecules e.g. - cellulose in plants (a polymer ...

Complete set of class notes for BIOSCI 106.

AnatomyC correct answers Study of body structures Gross anatomy correct answers Study of large body structures visible to the eye—e.g. heart, lungs. Microscopic anatomy correct answers Study of structures too small to be seen by the eye and instead are viewed using a microscope. Physiology correct answers Study of body functions and relates to the operation of specific organ systems. Structural level of organisation correct answers Chemical Cells Tissues Organs Organ sy...

BIOSCI 109 Exam Questions and Answers 100% Correct Two types of dispersal - Correct Answer ️️ -active and passive What are the three ways species know how/when to disperse? - Correct Answer ️️ - innate, learned or environmental cue response physical barriers - Correct Answer ️️ -ocean, mountain Behavioural barriers - Correct Answer ️️ -competition, zonation Anthropogenic barriers - Correct Answer ️️ -human caused - roads, dams, poaching What is the most prominent thing...

BIOSCI 210 Species Concepts and Speciation Exam Questions and Answers 100% Pass Species (Charles Darwin) - Correct Answer ️️ -set of individuals closely resembling each other - knew than an understanding of variation within and between specials was critical for taxonomy and evolution Species (Modern Synthesis) - Correct Answer ️️ -species are fundamentally different from the taxa about and below them in taxonomic hierarchy Species (Folk Concept) - Correct Answer ️️ -Individu...

Functions of Blood Transportation (oxygen, carbon dioxide, nutrients, heat, wastes, hormones), regulation (temperature, pH, salinity) and protection (clotting and immune system) Components of Blood Blood cells, together with water, salts and other dissolved molecules including protein molecules. Most of the cells are erythrocytes. Clot Blood cells trapped in a network of protein fibres formed by the protein fibrin. Serum Plasma (non-cellular portion of blood) minus clotting proteins.

First line of defence correct answers the external body membranes -intract skin and mucosae. second defence correct answers called into action whenever the first line has been penetrated, relies on internal defences such as antimicrobial proteins, phagocytes and other cells to inhibit the invaders spread throughout the body, this is where inflammation happens. Innate (nonspecific) defense system correct answers Is always prepared, responding within minutes to protect the body from foreign ...