Genetics - DNA From the
Beginning - Modules 6-14
When you click Submit (at the bottom of this web page) it
will save your work on the server for me.
OR USE THE MOUSE Between the fields....
The "form handler" software doesn't like "blanks" so, if you
an answer, leave the -No answer- in the box.
You will want to keep this window
open while you work on DNA from the Beginning. To do this you should
open DftB in a new window.
Read Module 6-Genetic Inheritance Follows Rules in
"Classical Genetics" at
Question 1: For
each scientist listed in this section list what were his major
Read Module 7-All cells arise from pre-existing cells
Question 2: Who said "omnis cellula e cellula" and when did
he say it?
Read Module 8-Sex Cells have one set of chromosomes; body
cells have two
In what phase of meiosis do you reduce the number of chromosomes?
Question 4: Why do you need two cell divisions in meiosis?
Read module 9 Specialized chromosomes determine gender
Question 5: If you were to centrifuge (separate by density)
a mixture of sperm and eggs why would they separate into layers with
the eggs on top, followed by a layer of sperm that would produce sons
and then on the bottom a layer of sperm that would produce daughters.
Remember, the boxes will expand as you type if you need more
Read module 10- Chromosomes carry genes & module 11
Genes get shuffled when chromosomes exchange pieces.
Question 6: Who first worked on fruit flies and who
published the first linkage map?
Read module 12 Evolution begins with the inheritance of gene
Question 7: Define
Read module 13 Mendelian laws apply to human beings
Question 8: What
is brachydactyly? How did Alexis Romanov die?
Read module 14 - Mendelian genetics cannot fully explain
human health and behavior.
Question 9: Do you think that "love of the sea" is a
genetically determined trait? What kind of behaviors do you think are
genetically determined? What kind of behaviors do you think are NOT