Biology
Quick Links
Past Questions
Question 5227
jamb 2025
a
phosphate
b
nitrogenous base
c
nucleotides
d
deoxyribose sugar
Question 5228
jamb 2025
a
Major cause of respiratory tract infections.
b
Reducing oxygen carrying capacity of blood
c
Preventing clotting of blood
d
Causing gene mutation
Take a test
CBT Simulator
Create and set up a CBT environment to practice for any CBT exam.
JAMB CBT Simulator
Practice JAMB CBT with real UTME past questions in CBT format.
WAEC CBT Practice 2026 Simulator
Practice WAEC past questions in a real CBT exam environment.
NECO CBT Practice 2026 Simulator
Prepare for 2026 NECO exams using real past questions in CBT mode.