Download Title of Unit: DNA, Genetics and Biotechnology Course and Grade

Title of Unit: DNA, Genetics and Biotechnology Course and Grade Level: 9th Grade Biology
Essential Questions:
What characteristics have been
passed on in your family? How
do you think this occurs?
W Why do some traits appear
more often in certain cultures
than other traits?
Key Terms:
heredity
trait
true­breeding
P generation, F1, F2
self pollination
dominant and recessive
law of segregation
law of independent
assortment
geno/phenotype
hetero/homozygous
Punnett Square
test cross
(in)complete/co dominance
mutation
DNA replication
semi­conservative replication
transcription
translation
codon
Content & Standards
Skills in Science:
Cellular genetics,
Describe the method and steps in
structure and function of Mendel's true breeding experiments
DNA in cells, genetic
State the two laws of heredity developed
mechanisms and
from Mendel's work
inheritance, mutation and
c. Describe how Mendel's work can now be
modern genetics
explained using our knowledge of genes
Genetics was founded
and chromosomes
with Gregor Mendel's
Define recessive. Dominant,
work with pea plants.
homozygous and heterozygous
Recognize a dominant or recessive
Traits are in pairs;
pairing of alleles
expressed if dominant trait Distinguish between genotype and
is present (hetero or
phenotype with examples
homozygous) and
Use a punnett square to predict the
recessive is only
results of test crosses
expressed with two
Summarize the impacts of the
recessive alleles
experiments by Hershey and Chase and
(homozygous).
Avery and Griffith.
Name the three parts of a nucleotide.
Genotype is the genetic (b) Summarize the roles of H bonds and
makeup of an organisms
covalent bonds in DNA structure
and phenotype is its
(c) Relate the role of base pairing rules to
appearance.
DNA structure
Summarize the process of DNA
Scientists use a Punnett
replication
square to predict the
Outline the flow of genetic information
results of test crosses
and summarize the steps involved
based on probability.
DNA discovery was
possible due to the works
of Griffith, Avery and
Hershey and Chase.
DNA is a double helix
structure, made up of
nucleotides that pair in a
predictable way.
The universal rule is DNA
ELA connection: Cite specific textual
evidence to support analysis of
science and technical texts, attending
to precise details of explanation or
description
Analyze the structure of the
relationship among concepts in a text,
including among key terms
Assessments:
Resources
Formative:
Biotechnology Research
project
Literature:
Base pair challenge
Technology: computers and
tablets, GATTACA viewing
Isolate strawberry DNA
DNA coloring
Reading pedigrees and
karyotypes
Informational Text: Chapter
9­10 in Holt’s Modern Biology
Mutation research
Punnett Square Practice
Making Dragon Babies Lab
Acting out DNA Replication
Edible DNA models
Summative:
DNA and genetics exams
Other:
Created by:
Jillian R. Little
Biology Instructor
M.A. Secondary Education
to RNA to protein.