Which condition is also known as nearsightedness?
a. red-green color blindness
b. astigmatism
c. hyperopia
d. myopia
e. cataracts
ANSWER: d
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True or False: Many organisms that reproduce asexually are also capable of reproducing sexually at least part of the time
A. true B. false
Answer the following statements true (T) or false (F)
1. Bacterial cells only contain one copy of its circular chromosome. 2. Bacteria can exchange DNA between strains of the same species and between different species. 3. Viroids have a genome but do not translate any of it to protein. 4. Horizontal gene transfer occurs when one species of bacteria takes up the DNA of another species that released the DNA when it died. 5. Bacterial conjugation is also called bacterial sex because there is an equal exchange of genetic information between two cells.
How does ecological economics provide a more realistic approach than neoclassical economics?
A. Ecological economics recognizes that certain raw materials are non-renewable. B. Ecological economics eliminates the cost-benefit analysis approach. C. Ecological economics is based on the concept of the "invisible hand". D. Ecological economics attempts to consider the value of ecosystem services. E. Both A and D are correct.
Enhancers are the binding sites for the
A. promoters of DNA synthesis. B. suppressor factors. C. specific transcription factors. D. coactivation factors. E. mediator factors.