by Sunday | Sep 4 | Biology JAMB
A. to complement gills while in water B. to complement gills while on land C. while on land D. while in water Correct Answer: Option D – while in water Explanation Lungfish are best known for retaining the ability to breathe air, to survive...
by Sunday | Sep 4 | Biology JAMB
A. birds and reptiles B. fishes and birds C. reptiles and fishes D. birds and molluscs Correct Answer: Option A – birds and reptiles Explanation Its long been recognized that birds and reptiles share many characteristics: Both have skulls that abut the first...
by Sunday | Sep 4 | Biology JAMB
A. sperm B. egg C. embryo D. zygote Correct Answer: Option D – zygote Explanation Human fertilization is the union of a human egg and sperm, usually occurring in the ampulla of the fallopian tube. The result of this union is the production of a zygote cell, or...
by Sunday | Sep 4 | Biology JAMB
A. adaptation B. evolution C. variation D. succession Correct Answer: Option C – variation Explanation Variation, in biology, any difference between cells, individual organisms, or groups of organisms of any species caused either by genetic differences...
by Sunday | Sep 4 | Biology JAMB
A. Two atoms share electrons so they can fill their outer shells B. The constant motion of electrons and the creation of charge imbalances bonds two molecules together C. A hydrogen atom with a slight positive charge is attracted to a negative charge of another...