How many nucleosomes form the repeating unit of chromatin?
A) 2
B) 4
C) 6
D) 8
C
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Strategies to reduce poverty include
a. providing primary education b. Combating malnutrition c. Spending more on coal and oil to generate revenue d. refocusing the national budget to environmental causes e. Two of the above are correct
Biodiversity is the role of species in a given area
Indicate whether the statement is true or false
Should industries be forced to follow the precautionary principle and provide evidence that their products are safe?
a. No. Most industries will simply fabricate data to protect their bottom line. b. No. The research costs will be passed on to the consumer and result in more expensive products. c. Yes. Each company should provide evidence of chemical safety before products are allowed on the market. d. Yes. History has taught us that following the precautionary principle can save innocent lives.
Which of these rivers is an exotic stream?
A. Amazon B. Mississippi C. Ganges D. Ohio E. Nile