There are two forms of human earwax: wet and dry. W is a dominant allele that produces wet earwax. Individual 1 has dry ear wax and 2 has wet earwax. What is the probability that an offspring of II-1 and II-2 has dry ear wax?
a. 1%
b. 5%
c. 9%
d. 10%
Answer: c. 9%
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Muscles can carry out their unique motor function because they are the only cells that contain actin and myosin.
Answer the following statement true (T) or false (F)
DNA tests on remains thought to be those of Czar Nicholas Romanov II of Russia proved the remains
were his. Indicate whether the statement is true or false.
In the mid-twentieth century, researchers discovered that genes are made of ____________________ and that this
molecule is part of cellular structures known as ____________________. Fill in the blank(s) with the appropriate word(s).
What two processes results in genetically-different products?
A. mitosis and meiosis B. mitosis and asexual reproduction C. meiosis and asexual reproduction D. meiosis and sexual reproduction E. mitosis and sexual reproduction