Condensed shap 1/2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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ONE SPECIES DIFFER FROM ANOTHER CALLED à | INTERSPECIFIC VARIATION
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SAME SPECIES DIFFER FROM EACH OTHER | CALLED INTRASPECIFIC VARIATION. TWINS SAME DNA.
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REPRESENTATIVE OF THE POPULATION / | RELIABLE).SAMPLING BIAS CHANCE
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ELIMINATE SAMPLING BIAS/ ELIMINATE | HUMAN INVOLVEMENT. RANDOM (SAMPLING).
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THE GREATER THE SAMPLE | SIZE THE MORE RELIABLE.
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TEST ALLOW US TO DECIDE | WHETHER ANY VARIATION OBSERVED DUE TO CHANCE OR OTHER.
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VARIATION CAUSED BY – GENETIC | , ENVIRONMENTAL/BOTH
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GENETIC DEFENCES DIFF IN GENES. | DIFFERENCES CHANGE FROM GENERATION TO GENERATION.
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GENETIC VARIATION | CAUSED BY MUTATIONS:
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RNADOM CHNAGES TO GENE | AND CHROM MAY ,OR MAY NOT BE PASSED ON TO NEXT GENERATION.
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MEIOSIS – NUCLEAR DIVISION FORMS | THE GAMETES. MIXES UP/ GENETIC INFO COZ IT PASSED DIFF GAMETES.
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FUSION OF GAMETES – | IN SEXUAL REPRODUCTION. OFFSPRING INHERIT / CHARACTERISTICS OF EACH PARENT
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FUSION GAMETES FERTILISATION | IS RANDOM PROCESS . CREATE VARIETY OF OFFSPRING.
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VARIETY IN ASEXUAL | REPRODUCTION VIA MUTATION .
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POULATION OF SEXUAL | REPRO MORE VARIED.
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ENVIRONMENTAL INFLUENCE | AFFECT THE WAY GENES ARE EXPRESSED.
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THE GENES SET LIMITS BUT THE | ENVIRONMENT DETERMINES WHERE LIMITS LIES.
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PLANT HAVE TALL GENE , SEED | GERMINATION, POOR LIGHT AND LOW SOIL NITROGEN. PLANT SHORT.
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ENVIRONMENTAL INFLUENCE ARE | / CLIMATIC CONDITIONS.
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(E.G. TEMP , RAINFALL , SUNLIGHT) | /SOIL CONDITIONS, PH, FOOD AVAILABILITY.
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BLOOD GROUP CONTROLLED | BY SINGLE GENE.PIE CHART.
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CONTINUUM. – CAHARCTERISTIC | JOIN TOGETEHR :HEIGHT AND MASS.
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(POLYGENE'S) CONTROL | HEIGHT MASS.
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A BELL SHAPED CURVE – | NORMAL DISTRIBUTION CURVE.
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SHOW S NUMBER OF PEOPLE | IN A PARTICULAR SAMPLE WITH DIFF HEIGHTS.
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STANDARD DEVIATION= THE SQUARE ROOT OF THE SUM | OF THE MEASURE VALUE – THE MEAN VALUE^2 / THE TOTAL NUMBER ROOF VALUES IN THE SAMPLE.
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1. CALCULATE THE MEAN 2. | SUBTRACT THE MEAN FORM EACH OF THE VALUES
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3. COZ SOME NEGATIVE HAVE | TO SQUARE ALL THE NUMBERS.
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4. ADD ALL SQUARED NUMBERS | TOGETHER. 5.DIVIDE THE TOTAL BY AMOUNT.
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REMEMBER TO SQUARE | ROOT IN THE END.
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DOUBLE HELIX IN | DNA RECOGNISABLE.
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DNA DETERMINES INHERITED | CHARACTERISTICS /HAS A LOT OF INFORM/ IN FORM GENETIC CODE.
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DNA MADE FROM : DEOXYRIBOSE, | PHOSPHATE GROUP, ORGANIC BASE.
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CONDENSATION REACTION | BETWEEN A PHOSPHATE GROUP AND A DEOXYRIBOSE SUGAR.
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COMBINED DUE TO | CONDENSATION REACTION /(MONONUCLEOTIDE
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LONG CHAIN MONO | NUCLEOTIDE POLYNUCLEOTIDE.
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SINGLE RING BASES – | CYTOSINE AND THYMINE.
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DOUBLE RING BASES – | ADENINE AND GUANINE.
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DNA MADE OF 2 STRANDS | OF NUCLEOTIDES ,(POLYNUCLEOTIDE'S.)
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EACH 2 STRANDS LONG, AND | JOINED BY HYDROGEN BONDS / BETWEEN BASES.
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