Embryonic Development
Mediumbiology
Implantation in humans typically occurs on which day post-fertilization?
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Solution
Incorrect! Answer:
Day 6-7
- Timeline: Fertilization usually occurs in the ampulla of the fallopian tube.
- Transportation: The zygote travels toward the uterus while undergoing cleavage divisions (2, 4, 8, 16 cells).
- Morula to Blastocyst: By day 4-5, it becomes a blastocyst.
- Implantation: The blastocyst reaches the uterus and adheres to the endometrial wall. This attachment and embedding (implantation) typically occur around Day 6 or 7 after fertilization.
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About This Question
- Subject
- biology
- Chapter
- reproduction
- Topic
- embryonic development
- Difficulty
- Medium
- Year
- 2025
This medium difficulty biology question is from the chapter reproduction, covering the topic of embryonic development. It appeared in the 2025 exam. Practice this and similar questions to strengthen your understanding of reproduction concepts.
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