Only autosomal trisomies involving chromosomes 13, 18, and 21 are survivable. Why is this?
A. These are relatively short chromosomes.
B. These are relatively long chromosomes.
C. These are relatively gene-poor chromosomes.
D. These are redundant chromosomes.
E. These chromosomes have no genes.
C. These are relatively gene-poor chromosomes.
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Where are the neurons for the autonomic nervous system located?
A. Corpus callosum B. Spinal cord and brain stem C. Cerebral cortex D. Inside neurotransmitters
A chemical reaction in which bonds are broken is usually associated with ________.
A) the release of energy B) the consumption of energy C) a synthesis D) forming a larger molecule
The muscle that opposes a particular action is called the
A) agonist. B) synergist. C) prime mover. D) antagonist.
Which of the following ligaments supports the anterior aspect of the shoulder?
A) coracohumeral B) coracoclavicular C) glenohumeral D) acromioclavicular