What part of the fish brain processes information from the eyes?
A) eyes
B) optic lobe
C) olfactory lobe
D) gills
Ans: B) optic lobe
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Which of the following is true of viruses in the extracellular phase?
A. They possess many different enzymes and they can reproduce independently of living cells but only at a slow rate. B. They possess many different enzymes. C. They can reproduce independently of living cells but only at a slow rate. D. They behave as a macromolecular complex and are no more alive than are ribosomes.
This organism is often associated with infections in patients with leukemia or lymphoma, as well as preterm infants:
a. S. multivorum b. C. indologenes c. E. meningoseptica d. Bergevella zoohelicum
Bacterial sexual processes are not so regular. However, they serve the same aim: to mix the genes from two different organisms together. All of the following are sexual processes EXCEPT:
A. Mutation B. Transformation C. Conjugation D. Transduction
One method plants use to obtain phosphorus when it is in limited supply is
A. by roots adhering to soil particles. B. by roots growing deeper in the ground. C. by roots binding the phosphorus. D. by roots using passive uptake methods. E. by roots associating with certain fungi.