The proportion of the total air pressure that is exerted by an individual gas in a gas mixture is referred to as the ______ of that gas.
A. partial pressure
B. incomplete pressure
C. total pressure
D. gas-specific gravity
E. barometry
A. partial pressure
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A major cause of blindness in the United States that results from the HSV 1 virus is ________.
Fill in the blank(s) with the appropriate word(s).
Someone who is heterozygous for a recessive genetic illness is said to be ________
A) a carrier B) pleiotropic C) epistatic D) allelic
Some of the stages of meiosis are listed below. For the following statements, select the best choice of these stages.
A. Pairing of homologues occurs during this stage. B. New genetic combinations are present after this stage. C. Recombination via crossing over occurs during this stage. D. E. During this phase, homologues separate. F. During this stage, the sister chromatids begin to separate. G. By the end of this phase, a nuclear envelope forms around each set of haploid chromosomes. H. Following this phase, each individual cell is haploid.
Which of the following is the layer of the meninges that has direct contact with the brain?
A) arachnoid mater B) geezin mater C) pia mater D) dura mater E) dinan mater