1. UNIT FOUR – CONTINUITY & CHANGE AREA OF STUDY 0NE - HEREDITY
12 BIOLOGY REVISION
UNIT FOUR – CONTINUITY & CHANGE
AREA OF STUDY 0NE - HEREDITY

2. CHROMOSOMES & HEREDITY
CHROMOSOME STRUCTURE
DNA STRUCTURE & FUNCTION
NUCLEOTIDE BASES
KARYOTYPES

3. DNA REPLICATION CELL CYCLE MITOSIS MEIOSIS ENZYMES PROTEIN SYNTHESIS
RNA
TRANSCRIPTION
TRANSLATION

4. INCREASING VARIATION
MUTATIONS
LINKAGE

5. PATTERNS OF INHERITANCE
MENDELIAN INHERITANCE
MONOHYBRID INHERITANCE
DIHYBRID INHERITANCE
TRUE BREEDING
PUNNETT SQUARES
TEST CROSSES
MONO & DIHYBRID RATIOS

6. PEDIGREES & ANALYSIS GENOTYPE PHENOTYPE DOMINANT & RECESSIVE
COMPLETE & INCOMPLETE DOMINANCE
POLYGENIC INHERITANCE
MULTIPLE ALLELES
LETHAL ALLELES
AUTOSOMAL
SEX-LINKED

7. GLOSSARY OF TERMS ALLELE AUTOSOMES CARRIER CHROMOSOME CODOMINANT
DIHYBRID
DIPLOID
DNA HELICASE
DNA LIGASE
DNA POLYMERASE
DOMINANT
FILIAL

8. GLOSSARY OF TERMS GAMETE GENOME GENOTYPE HAPLOID HETEROZYGOTE
HOMOZYGOTE
INCOMPLETE OR PARTIAL DOMINANCE
INDEPENDENT ASSORTMENT
K ARYOTYPE
MEIOSIS
MITOSIS
MONOHYBRID
PEDIGREE
PHENOTYPE
PURE-BREEDING
RECESSIVE

9. GLOSSARY OF TERMS SEX CHROMOSOMES SEX-LINKED SOMATIC CELLS SYNAPSIS
TEST CROSSES
TRAIT
VESTIGIAL WINGS
ZYGOTE