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inheritanceinheritance introduction to understand how inheritance works you need to know: and how to use genetic crosses to determine the characteristics of offspring. in
1. ks4 biologyinheritance 1 of 36© boardworks ltd 2004 2. contentsinheritance all about alleles homozygous cross heterozygous cross using a test cross co-dominance2 of 36©…
slide 1© boardworks ltd 2004 1 of 36 ks4 biology inheritance slide 2 © boardworks ltd 2004 2 of 36 inheritance contents all about alleles homozygous cross using a test…
slide 1 genetics and inheritance aim: 1.to recall the important terms that relate to genetics and inheritance (ks4) 2.describe the basic structure of dna slide 2 in your…
1. populations 2. population size a population is the number of a species living in a particular area 3. what factors could change a population? competition predation migration…
1. ks4 biologyadaptation1 of 21© boardworks ltd 2004 2. contentsadaptationwhat is an adaptation?adaptations for a cold climateadaptations for a dry climateother adaptationsadaptation…
1. ks4 biology microbes1 of 39 © boardworks ltd 2004 2. contents microbes what are microbes? bacteria and viruses microbes and disease how do microbes reproduce? summary…
1. ks4 biology competition1 of 24 © boardworks ltd 2004 2. contents competition what is competition? competition between animals competition in plants predator–prey relationships…
biotechnologyliving things use chemical reactions to produce new materials. * * there are several items in the image that rely on biotechnology: biological washing powder
a9 graphs of non-linear functions© boardworks ltd 2005 a9.3 using graphs to solve equations a9.4 solving equations by trial and improvement a9.5 function notation a9.6
ks4 french© boardworks ltd 2005 * of 16 most slides contain notes to accompany the presentation. to access these notes go to ‘notes page view’ (powerpoint
a7 sequencesa a a a a © boardworks ltd 2005 * of 68 in mathematics, a sequence is a succession of numbers that follow a given rule. each number in a sequence is called
cell division and fertilizationhow many cells? an adult human is made up of about 100 trillion cells. that’s 100 000 000 000 000 cells! everyone started out as just
s5 circless5 circles s5.3 tangents and chords © boardworks ltd 2005 naming the parts of a circle a circle is a set of points equidistant from its centre. the distance
s4 further trigonometrya a a a a a s3.4 area of a triangle using ½ab sin c s3.5 the sine rule s4.2 sin, cos and tan of 30°, 45° and 60° s4.6 the cosine
n4 decimals and roundinga a a a a n4.3 calculating with decimals the decimal number system the decimal number system allows us to use the digits 0 to 9 and the place value
n1 integersn1.4 prime factor decomposition n1.5 lcm and hcf integers positive and negative whole numbers … –3, –2, 1, 0, 1, 2, 3, … irrational numbers
no slide titlewe know that we breathe constantly throughout life. also, we know that if we stopped breathing we would eventually die. so, breathing in oxygen (o2) must be