If your mother has cystic fibrosis, which is caused by a recessive allele, the odds of your inheriting the

disease are



a. 1/4.
b. 1/2.
c. 3/4.
d. 1.
e. More information is needed to determine the odds.


E

Biology & Microbiology

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In general, molecules consisting only of carbon and hydrogen atoms are called ____

a. hydrocarbons b. carbohydrates c. polymers d. functional groups e. organic molecules

Biology & Microbiology

If you cross RrYy and RRyy pea plants, what percentage of the offspring will have round yellow peas? R = round, r = wrinkled, Y = yellow, y = green.

A. 25% B. 100% C. 0% D. 75% E. 50%

Biology & Microbiology

What determines whether a carbon atom's covalent bonds to other atoms are in a tetrahedral configuration or a planar configuration?

A) the presence or absence of bonds with oxygen atoms B) the presence or absence of double bonds between the carbon atom and other atoms C) the polarity of the covalent bonds between carbon and other atoms D) the solvent in which the organic molecule is dissolved

Biology & Microbiology

The relationship between plants and their pollinators is a good example of parasitism.

Answer the following statement true (T) or false (F)

Biology & Microbiology