Question detail
How can IVF lead to multiple births?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Hormonal coordination in humans
Question
- A. By transferring multiple embryos into the uterus.
- B. By using only one embryo at a time.
- C. By ensuring all embryos are genetically identical.
- D. By limiting the number of eggs retrieved.
Answer
The correct option is By transferring multiple embryos into the uterus.. This answer is correct because it matches the approved learning objective to explain (HT only) why IVF has a low success rate and can lead to multiple births in the subtopic The use of hormones to treat infertility (HT only).
Explanation
The correct option is By transferring multiple embryos into the uterus.. By transferring multiple embryos into the uterus. is correct because it directly supports the approved learning objective to explain (HT only) why IVF has a low success rate and can lead to multiple births. This belongs to the subtopic The use of hormones to treat infertility (HT only) within Hormonal coordination in humans, so the explanation must stay tied to that curriculum context. The other options are incorrect because they either do not answer this learning objective, use a vague statement, or move away from The use of hormones to treat infertility (HT only).
Common mistake
Understanding IVF Success Rates
Students often state that IVF has a low success rate without explaining the factors contributing to this, such as age, health of the embryos, and the number of cycles attempted.
Students should include specific factors that affect the success rate of IVF, such as the age of the woman, the quality of the eggs and sperm, and the number of IVF cycles undertaken.
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