Date Feb 5 2015 Page Table of Contents
Date: Feb 5, 2015 Page: Table of Contents p. 1 W. O. D: Last 5 pages Warm-ups: Front Cover W. O. D: Phenotype = the physical appearance of an organism. Question: Who is known as the Father of Genetics? A. Albert Einstein B. Charles Darwin C. Gregor Mendel D. Charles Watson
Vocab words for Thursday • Homozygous = Two copies of the same allele of a trait (AA, aa) • Heterozygous = One dominant and one recessive allele for a trait (Aa) • Phenotype = physical appearance of an organism (observable traits) • Genotype = Genetic make-up of traits, or an entire organism • Dominant = Allele that is expressed as the phenotype in heterozygous pairs (Aa) • Recessive = Allele that is not expressed in heterozygous pairs (Aa)
Sickle Cell Anemia
Sickle Cell Locations
The probability of dominant and recessive traits can be show in a Punnett Square:
Step one: Know the parents Is the parent heterozygous (they carry a DOMINANT and a recessive trait): Tt Or homozygous dominant (they carry two DOMINANT traits): TT Or homozygous recessive (they carry two recessive traits): tt
What percent of live births result in genetic diseases? a. 0. 1 -1% 6 -8% b. 2 -4% d. 12 -15% c.
Reflection: Draw the shape of a red blood cell in someone with Sickle Cell Anemia:
Reading: p. 262 -266 (p. 22 -23) • Notice vocabulary as you read. • Do the questions on page 266 (1 -6) • Complete the “Thinking Visually” diagram.
- Slides: 14