Genetics Study Guide:
Things to study:
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2.
Science journal pages 7, 8, 9, and 10.
Vocabulary: know what each of these words/people are or do:
Sir Edward Henry
heterozygous
heredity
Martha Chase
homozygous
genetics
Gregor Mendel
phenotype
dominant
Thomas Hunt Morgan
genotype
recessive
Francis Crick
Dermatoglyphics
Deoxyribonucleic acid (DNA)- Adenine, guanine, cytosine, thymine
purebred
hybrid
IAFIS
arch
loop
whorl
3. Punnett Squares
Review Questions:
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What is another name for heterozygous?
What is another name for homozygous?
What is the difference between phenotype & genotype?
What are the 4 nucleotides that make up DNA?
What does DNA stand for?
Who discovered that DNA is in the form of a double helix?
Who is the father of modern genetics, he discovered that you inherit one gene from each
parent?
Who developed a fingerprint classification system?
Who discovered that DNA carries genetic material?
What is another name for fingerprinting?
What does IAFIS stand for?
Name the 3 basic fingerprint patterns?
Be able to identify if a sample fingerprint is a loop, whorl or arch.
If brown hair (B) is dominant to blonde hair (b) and both parents are heterozygous,what is the
chance of them having a blonde haired offspring? (draw a punnett square)
Brown (B) eyes are dominant to blue (b) eyes. If a heterozygous male breeds with a
homozygous recessive female, what are the possible genotypes and phenotypes of their
offspring? What is the chance for a having a blue eyed offspring? (draw a punnett square to
help)
Red flowers (R) are dominant to pink (r) flowers. What phenotype would you have for each
genotype below.
Rr _______________
RR ______________
Rr _______________