An advantage of chorionic villus sampling (compared with amniocentesis) is that:a
chorionic villus sampling detects a much wider range of genetic defects than does
amniocentesis.
b. chorionic villus sampling is much less expensive than is amniocentesis.
c. chorionic villus sampling is much less invasive than amniocentesis.
d. chorionic villus sampling is much easier to perform than amniocentesis.
e. chorionic villus sampling can be performed much earlier than can amniocentesis.
E
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Consider a diploid species where n=5. If an individual of this species was found to have 11 chromosomes, it would be categorized as
A. polyploid. B. aneuploid. C. trisomic. D. monosomic. E. both aneuploid and trisomic.
The release of which hormone from the posterior pituitary causes the initial contractions of the smooth muscle in the uterus?
a. estrogen b. prostaglandins c. oxytocin d. prolactin
Which of the following characteristics do SNPs have?
A) variable numbers of tandem repeats, highly uniform in the population B) small noteworthy transcribed regions, lethal genes C) various nucleotides transcribed repeatedly, homogeneous D) variable amino acid substitutions, highly heterogeneous E) variable base sequences, variable in the population
In assessing a patient's position, the paramedic notices the patient is lying supine with his arms flexed at the elbows and bent toward the chest. The patient's hands are turned downward at the wrists. This is known as:
A) Decerebellar posturing B) Decerebrate posturing C) Decelerated posturing D) Decorticate posturing