IB Biology HL 3.1.17 Pregnancy testing Question Bank
Practise IB Biology HL 3.1.17 by applying pregnancy testing concepts to exam-style questions.
- Syllabus
- First assessment 2025
- Course
- Biology HL
- Level
- HL
Exam points
- identify the relevant biological structure, process or evidence
- apply the correct biological mechanism to the question
- evaluate the result using data, adaptation or ecological reasoning
D3.1.17 (HL)—Pregnancy testing question 1
[Maximum number: 1]
What is a function of human chorionic gonadotropin (HCG)?
A
To stimulate the corpus luteum to produce progesterone during early pregnancy
B
To stimulate contraction of uterine muscles at the onset of birth
C
To inhibit the production of progesterone and prevent menstruation during pregnancy
D
To prevent polyspermy during fertilization in the fallopian tubes
A
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