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Monday, 14 October 2013

BIOLOGY 2013 FORECAST SERIES 5 - 8 Terms You Must Know in Inheritance Topic





You can't master the Inheritance topics (F5 Chapter 5) if you still cannot comprehend its 8 terms. Let see if you can enkindle your ability to recall these terms below.


1. INHERITANCE
The study of passing the characters from one generation to the next


2. CHARACTER VS TRAITS
Character : Certain features controlled by the gene (ex. height)
Traits : Specific characters (ex. tall/short)


3. MONOHYBRID VS DIHYBRID CROSS
Mono: Study of one character only
Di: Study of two characters


4. GENE
BUOI - Basic Unit of Inheritance 


5. ALLELE
The pair of genes in the homologous chromosomes - Tt, GG, Hh, KK, Ll, bb, dd, Ww, HH


6. DOMINANT VS RECESSIVE GENE
Dominant gene: The desirable gene showing its character whenever it exists, showed with capital letters
Recessive gene: The hidden gene only shows its character when dominant gene is absent - in lower-case letters.


7. GENOTYPE VS PHENOTYPE
Genotype: The 3 coding of gene pairs using alphabets (GG, Gg, gg)
Phenotype: The physical manifestation due to the genotype


8. HOMOZYGOTE VS HETEROZYGOTE
Homo: Allele containing similar pair of genes (HH, KK,mm, ee, HH, gg)
Hetero: Allele containing different pair of genes (Hh, Kk, Mm, Ee, Hh, Gg)


RESPECTO.

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