Which soil horizon is composed of decomposed
organic material?
a. A
b. B
c. C
d. D
e. E
Answer: b
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A new experimental pesticide is being tested by a large agricultural chemical company. An unfortunate side effect in plants treated with this new product is the partial inhibition of ferredoxin-NADP+ reductase
Given this observation, which of the following would you expect to observe in the photosynthetic cells of these plants? A. decreased rate of trios phosphate production B. decreased levels of NADP+ in the chloroplast C. decreased levels of ATP in the chloroplast D. decreased rate of cyclic electron transport
Under which condition will a population experience growth?
A. when N equals K B. when N is less than K C. when dN/dt equals zero D. when r equals zero E. when N equals zero
Which of the following is a characteristic of smooth endoplasmic reticulum (SER) but not rough endoplasmic reticulum (RER)?
A) Protein synthesis B) Sending vesicles to the Golgi that contain proteins that are either secreted or become part of the plasma membrane C) Steroid synthesis D) Drug and alcohol detoxification E) Steroid synthesis and drug and alcohol detoxification
The Strategic National Stockpile's points of distribution are:
A) facilities that are continuously manned and can deliver medications anywhere in the country within 72 hours. B) locations where patients with signs and symptoms of disease exposure are quarantined and provided treatment. C) preestablished facilities for the mass distribution of antibiotics, antidotes, vaccines, and other medications and supplies. D) medical treatment facilities that are regulated and activated by local, regional, or state governments in the event of a terrorist attack.