Over tropical rainforest areas, approximately 90% of the water that reaches the atmosphere comes from
A. plant transpiration.
B. plant metabolism.
C. animal perspiration.
D. plant absorption.
E. animal metabolism.
Answer: A
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This polysaccharide is an important ECM component for the exoskeleton of many insects and shellfish.
A. proteoglycan B. collagen C. chitin D. laminin E. glycosaminoglycans
Which of the following statements about the mRNA start codon is INCORRECT?
A. The start codon is only a few nucleotides from the ribosomal binding site. B. The start codon is usually GGA. C. The start codon is usually AUG. D. The start codon specifies the amino acid methionine. E. The start codon defines the reading frame.
Which of the following paths does Cryptococcus neoformans take to get to the CNS?
A) muscles ? blood ? CNS B) lungs ? macrophages ? lymphatic system ? blood ? CNS C) skin ? blood ? CNS D) nose ? CNS E) stomach ? intestines ? blood ? CNS
Treatment and control of anthrax includes
A. use of antimicrobics such as ciprofloxacin for active cases. B. vaccination of livestock. C. toxoid for military and those with occupational exposure. D. proper disposal of animals that have died from anthrax. E. All of the choices are correct.