Year 10 Chemistry Natural & Processed Materials Page 2
Genetics – key concepts Name: ______
Key Concept / Vocabulary – Words To Learn1. Describe the role of DNA in controlling an organisms characteristics.
2. Use models and diagrams to represent the relationship between DNA, genes and chromosomes.
3. Recognise that genes passed on to offspring are from both parents by meiosis and fertilization.
4. Represent patterns of inheritance and predict ratios of offspring for dominant/recessive for autosomal and sex linked traits. / Fertilization
zygote
Karyotype
Meiosis
Mitosis
Chromosome
Gene
allele / Autosome
Sex chromosome
DNA
Pedigree
Heterozygous
Homozygous
Homologous
Haploid
Diploid
Somatic
Germ line / Dominant
Recessive
Punnett squares
Phenotype
Genotype / Sex linked cross
Monohybrid cross
Base pairs
Adenine
Guanine
Cytosine
Thymine
Outcomes: To be able to: / Suggested Activities / Extension & Variation
1. / 1. 1. To use key vocabulary of geneticsappropriately / 1. Complete activities in Headstart booklet
2. Complete webquest: Genetics: Tour of the basics
2. / 1. To diagrammatically represent the relationship between chromosomes genes and alleles and name the nucleus as the organelle in the cell which contains chromosomes.
2. To describe why and where mitosis and meiosis occur and know 3 main differences between these two types of cell division.
3. To be able to sequence diagrams of mitosis and meiosis.
4. To describe a simple model of a DNA molecule, know the bases and the base pairing rule.
5. Identify how to determine the sex of a human from a karyotype.
6. Describe how fertilization results in a zygote and how the sex of the offspring is decided. / 1. Read 2.1 and complete questions Understanding and Inquiring: 1, 4, 5,6, 7,
2. Read 2.2 and complete questions Understanding and Inquiring: 1, 7
3. Read 2.4 and complete questions Understanding and Inquiring:1 (first two words), 2(a)
4. Read 2.5 and complete questions Understanding and Inquiring: 1, 2, 3, 4, 5, 6, 8, 9, 10, 11
/ 16,
Int-0680
3. / 1. Use Punnett squares and pedigrees to predict genetic ratios, genotypes and phenotypes in offspring for both autosomal and X-linked genes. / 1. Read 2.6 and complete questions Understanding and Inquiring: 1, 3, 9,
2. Read 2.7 and complete questions Understanding and Inquiring: 5,6,7,8,9,10,11,12,13,17,18,19,
3. Read 2.9 & 2.10 as these sections are reference materials relating to your group project on genetic diseases
4. / 1. Relate genetic modes of inheritance, problem solve and role play a real life situation. / 1. Complete the genetic disease group project under the direction of your teacher
2. Attend Thalassemia lecture and relate to mechanism of inheritance