The Link Between Thalidomide Ingestion and Birth Defects

question 5

Multiple Choice

The link between thalidomide ingestion and birth defects

• A) was easily traced because pregnant mothers had obvious violent reactions to the sedative.
• B) was difficult to establish because many pregnant mothers had no obvious side effects or reactions to the sedative.
• C) was obvious before the children were born but not able to be rectified.
• D) had been established in previous research to have been harmful to animals.

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