Plants and animals use chemicals to co-ordinate metabolic activities and development. Which is produced by an animal in a'fight or flight' response? (1)
A.
adenine
B.
adrenaline
C.
amylopectin
D.
antihypertensive
Exam No：WBI1501-que-20241024 Year：2024 Question No：2(a)(ii)
Answer:
B
Knowledge points:
CH8 – Coordination, Response and Gene Technology
Solution:
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