Genetics)/Questions &Answers
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,Genetics Final Exam (Final exam for Pittcock
Genetics)/Questions &Answers
What are deleterious genes and list one example ✔✔ alleles whose
phenotype results in significantly reduced fitness of an animal; Dexter
cattle - short legs
Genetics ✔✔ The scientific study of heredity and hereditary
variation. Gregor Mendel is often referred to as ✔✔ "Father of
Genetics"
What plant did Gregor Mendel study? ✔✔ peas
Why was Mendel more successful than other researchers? (what were they
looking for or at differently) ✔✔ 1. Picked easy organism to experiment
2. Picked plant that was diploid
3. Picked traits that were simply
inherited 4. Mendel looked at traits
separately
Define genetic improvement and list 3 examples ✔✔ The betterment of an
organism; 1. bigger
2. smaller
3. faster
4. hairless
5. quicker weight gain
Who created the term "genetics?' ✔✔ William Batesone
What is a chromosome? ✔✔ a DNA molecule composed of RNA and proteins
to form a threadlike structure; only visible during meiosis and mitosis
(contains the genes)
What is located on a chromosome? ✔✔ genes
What is the appearance of the structure of a DNA strand? ✔✔ double helix
Define DNA ✔✔ Genetic material makes up a gene and then makes up a
chromosome List the bases that make up DNA ✔✔ Adenine
Guanin
e
Cytosin
e
Thymin
e
, Genetics Final Exam (Final exam for Pittcock
Genetics)/Questions &Answers
What DNA bases are paired together? ✔✔ Adenine - Thymine
Cytosine - Guanine