Search results with tag "Biologymad"
Meiosis. - BiologyMad A-Level Biology
www.biologymad.com2) In Metaphase I, the homologous pairs of chromosomes line up randomly across the equator of the cell, so each daughter cell will get a random mixture of ‘mother’ and ‘father’ chromosomes. This is known as ‘independent assortment’ and is the second cause of variation.
to renal vein away bladder - BiologyMad
biologymad.comThe first part of the loop (the descending limb) is impermeable to ions, but some water leaves by osmosis.This makes the filtrate more concentrated as it descends. The second part of the loop (the
DNA (DNA = deoxyribonucleic acid) - BiologyMad
www.biologymad.comDNA (DNA = deoxyribonucleic acid) • DNA is the genetic material of all living cells and of many viruses. • DNA is: an alpha double helix of two polynucleotide strands. • The genetic code is the sequence of bases on one of the strands. • A gene is a specific sequence of bases which has the information for a particular protein. • DNA is self-replicating - it can make an identical copy ...
THE CIRCULATORY SYSTEM - BiologyMad
biologymad.comTHE HEART 1. The central organ of the cardiovascular system is the heart. This is a hollow, muscular organ that contracts at regular intervals, forcing blood through the circulatory system.
Enzyme Technology - BiologyMad
biologymad.comEnzyme Technology For thousands of years natural enzymes made by microorganisms have been used to make products such as cheese, bread, wine, and beer.
CHAPTER 5 - BREATHING - BiologyMad
biologymad.comCHAPTER 5 - BREATHING "THE RESPIRATORY SYSTEM" You have read how the blood transports oxygen from the lungs to cells and carries carbon dioxide
Diffusion, Osmosis, Active Transport - BiologyMad
biologymad.comDiffusion, Osmosis, Active Transport There are two ways in which substances can enter or leave a cell: 1) Passive a) Simple Diffusion b) Facilitated Diffusion c) Osmosis (water only) 2) Active
Temperature Homeostasis (thermoregulation) - BiologyMad
biologymad.comHomeostasis literally means “same state” and it refers to the process of keeping the internal body environment in a steady state, when the external environment is changed. The importance of this cannot be over-stressed, as it allows enzymes etc to be ‘fine-tuned’ to a particular set of conditions,
INTRODUCTION TO THE CELL - BiologyMad
biologymad.comCELL SHAPE Cells come in a variety of shapes – depending on their function:- The neurones from your toes to your head are long and thin; Blood …
Similar queries
Meiosis, BiologyMad A-Level, To renal vein away bladder, BiologyMad, Osmosis, DNA DNA = deoxyribonucleic acid, THE CIRCULATORY SYSTEM - BiologyMad, SYSTEM, The circulatory system, Enzyme Technology - BiologyMad, Enzyme Technology, CHAPTER 5 - BREATHING, Temperature Homeostasis (thermoregulation) - BiologyMad, Homeostasis