Why is it important that humans attempt to control their numbers and begin to identify renewable resources?
What will be an ideal response?
The direct impact humans have on the environment may be a powerful force in shaping and forming the world around us. If human population growth and our use of resources don't slow down dramatically, we run the risk of reducing the carrying capacity of the planet. Educational programs have helped inform people about the environmental effects of fossil fuel use and feeding an overcrowded world. Recycling efforts have helped improve the situation, but burning fossil fuels at the current rate is expediting the destruction of many habitats.
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The process in which RNA polymerase produces a segment of nucleic acids from the DNA template is called
a. DNA replication b. transcription c. translation d. redundant mutation
At which gestational age does a developing human fetus first look obviously human and not like other vertebrate embryos?
A) 2 weeks B) 4 weeks C) 9 weeks D) 4 months
Since the ID50 for cutaneous anthrax is 10-50 endospores, and the ID50 for inhalation (pulmonary) anthrax is 10,000 to 20,000 endospores, this means that:
a. both forms of anthrax are easily acquired b. cutaneous is easier to acquire than inhalation c. inhalation is easier to acquire than cutaneous d. neither form is easily acquired e. not enough information is given to answer this question
The main function of the gallbladder is to:
A) store and concentrate digestive enzymes. B) store and concentrate bile. C) make gallstones. D) make bile.