If a couple is planning on having two children, what is the probability that both will be male?
a. 0
b. 1/4
c. 1/2
d. 3/4
e. 1
B
Biology & Microbiology
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Genetic information is translated into ____, which direct(s) the chemical activity of an organism
a. DNA b. carbohydrates c. lipids d. proteins e. inorganic material.
Biology & Microbiology
Which of the following is not a benefit of
trees? a. they produce oxygen. b. they absorb carbon dioxide. c. they prevent erosion. d. they prevent flooding. e. all of these are a benefit of trees.
Biology & Microbiology
Streams generally have a(n) ________ temperature at their headwaters than toward their outlet
Fill in the blank(s) with correct word
Biology & Microbiology
When an atom of water is irradiated it first dissociates into _____.
a) two water atoms b) an ion pair c) free radicals d) hydrogen peroxide
Biology & Microbiology