Which Test Is Most Often Performed at 8 to 11

question 309

Multiple Choice

Which test is most often performed at 8 to 11 weeks, and involves inserting a needle (abdominally) or a catheter (cervically) into the substance of the placenta (but staying outside the amniotic sac) and removing 10 to 15 milligrams of tissue, which is cleaned of maternal uterine tissue, and then grown in a culture so that a karyotype can be made?

• A)amniocentesis
• B)chorionic villus sampling (CVS)
• C)sonoembryology
• D)embryoscopy

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A piece of code intentionally set to execute a malicious function when specified conditions are met.

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A type of malware that remains inactive until a specific time or event triggers its activation, causing harm to the computer system.

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A program that attempts to travel between systems through network connections to spread infections. Worms can run independently of host file execution and are active in spreading themselves.

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