Chorionic villus sampling works because the chorionic villus
A) eventually forms the zygote, so the chromosomes and genetic codes are the same as those in the fetus will be.
B) originates from the zygote, so the chromosomes and genetic codes are the same as those in the fetus.
C) allows the mother and baby to share the same blood supply.
D) contains all of the developing fetus's DNA and chromosomes.
B) originates from the zygote, so the chromosomes and genetic codes are the same as those in the fetus.
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Following an experiment, a researcher plans to post children's names and intelligence test scores on the door of their classroom. This violates which of the following research rights?
A) privacy B) informed consent C) beneficial treatments D) protection from harm
This research method involves seeking answers to research questions by observing behavior in
the real world. A) participant observation B) naturalistic observation C) ethnography D) case study