Colleen Snow
Lesson plans for Biology
Week 9, February 27-March 2, 2012
Unit 3:
DNA Replication
Vocabulary: Transformation, bacteriophage, nucleotide, base pairing, histone, replication, DNA polymerase,
chromatin, messenger RNA, ribosomal RNA, transfer RNA,transcription,RNA polymerase, promoter,
intron,exon, codon,translation, anticodon.mutation, point mutation, frameshift mutation,operon, operator,
hox gene.
Standards
Concept 2: Molecular Basis of Heredity
Understand the molecular basis of heredity and resulting genetic diversity.
S4-C2-PO 1. Analyze the relationships among nucleic acids (DNA, RNA), genes, and chromosomes.
S4-C2-PO 2. Describe the molecular basis of heredity, in viruses and living things, including DNA
replication and protein synthesis.
Topics
DNA Replication
Protein Synthesis
Vocabulary:
This weeks’ vocabulary: Transformation, bacteriophage, nucleotide, base pairing, histone, replication, DNA
polymerase, chromatin, messenger RNA, ribosomal RNA, transfer RNA,transcription,RNA polymerase,
promoter, intron,exon, codon, anti-codon, translation, anticodon.mutation, point mutation, frameshift
mutation,operon, operator, hox gene.
February 27
Standards: Standards:
S4-C2-PO 1. Analyze the relationships among nucleic acids (DNA, RNA), genes, and chromosomes.
S4-C2-PO 2. Describe the molecular basis of heredity, in viruses and living things, including DNA replication
and protein synthesis.
Today’s vocabulary: none
Read pp. none
Activity: DNA review sheet
DNA review sheet
http://www.epasd.org/5598354410263/lib/5598354410263/DNA_TRANSPARENCY_Teacher.pdf
February 28:
AIMS TESTING
Standard S4-C2-PO 1. Analyze the relationships among nucleic acids (DNA, RNA), genes, and
chromosomes.
S4-C2-PO 2. Describe the molecular basis of heredity, in viruses and living things, including DNA replication
and protein synthesis.
s: Standards:
Today’s vocabulary: selective breeding, hybridization, inbreeding, polyploid, genetic engineering,restriction enzymes, gel
electrophoresis, recombinant DNA, polymerase chain reaction.
Inbreeding Mating between two closely related organisms.
Polyploid An individual or cell having more than two sets of chromosomes.
Selective breeding: allowing only individual’s with desired characteristics produce the next
generation.
Hybridization: crossing of dissimiliar individuals to bring together the best of both organisms.
Read pp : 319-321
Activity: none
Objectives: At the end of this lesson, student will be able to:
Objectives: At the end of this lesson, student will be able to:
Explain the purpose of selective breeding.
Explain why breeders may wish to induce mutations.
Explain how scientists make changes to DNA.
February 29:
AIMS TESTING
Standards: Standards:
S4-C2-PO 1. Analyze the relationships among nucleic acids (DNA, RNA), genes, and chromosomes.
S4-C2-PO 2. Describe the molecular basis of heredity, in viruses and living things, including DNA replication
and protein synthesis.
Today’s vocabulary:
genetic engineering: making changes in the DNA code
restriction enzymes: an enzyme that cuts DNA at a specific sequence of nucleotides.
gel electrophoresis: a procedure used to separate and analyze DNA fragments by placing a mixture of DNA at one end
of a porous gel and placing an electrical charge.
recombinant DNA: DNA produced by combining DNA from different sources.
polymerase chain reaction: a technique that allows molecular biologists to make copies of a particular gene.
Read pp : 322-325
Activity: none
March 1:
Standards: Standards:
S4-C2-PO 1. Analyze the relationships among nucleic acids (DNA, RNA), genes, and chromosomes.
S4-C2-PO 2. Describe the molecular basis of heredity, in viruses and living things, including DNA replication
and protein synthesis.
Today’s vocabulary:
Plasmid: circular DNA molecule found in bacteria.
genetic marker: gene that makes it possible to distinguish bacteria that carry a plasmid with foreign DNA
from those that don’t.
transgenic: an organism that contains genes from other organisms.
Clone: genetically identical organisms produced from a single cell.
Read pp. 327-333
Activity:
Objectives: At the end of this lesson, student will be able to:
Describe the process of cell transformation.
Detail how successful cell transformation is determined.
Give examples of how transgenic organisms are useful to human beings.
March 2:
Standards: Standards:
S4-C2-PO 1. Analyze the relationships among nucleic acids (DNA, RNA), genes, and chromosomes.
S4-C2-PO 2. Describe the molecular basis of heredity, in viruses and living things, including DNA replication
and protein synthesis.
Today’s vocabulary:
karyotype: a picture of chromosomes arranged in pairs.
sex chromosome: chromosomes that determine your sex
autosome: chromosomes that determine characteristics other than sex.
pedigree: your parents, grandparents, great-grandparents, etc.
Polygenic: many genes
Read pp:341-348