by Sunday | Dec 24 | Biology JAMB
A. heart-arteriole-artery-tissues B. heart-artery-arteriole-tissues C. heart-vein-venule-tissues D. heart-venule-vein-tissues Correct Answer: Option B – heart-artery-arteriole-tissues Explanation Arteries carry blood away from the heart and veins carry blood...
by Sunday | Dec 24 | Biology JAMB
A. 25% B. 100% C. 50% D. 0% Correct Answer: Option B – 100% Explanation If a woman is colorblind, that means she has the nonworking gene on both X chromosomes. Since sons almost always get their only X chromosome from their mom, chances are they will be...
by Sunday | Dec 24 | Biology JAMB
A. spindle B. chromomere C. centromere D. chromatid Correct Answer: Option C – centromere Explanation Centromeres are chromosomal regions that mediate kinetochore assembly and spindle attachment during cell...
by Sunday | Dec 24 | Biology JAMB
A. the cells of their epidermis have no blood capillaries B. they have well developed respiratory structures C. their cylindrical shape gives high surface area to volume ratio D. their surface area to volume ratio is very low Correct Answer: Option C – their...
by Sunday | Dec 24 | Biology JAMB
A. guttation B. transpiration C. transportation D. translocation Correct Answer: Option D – translocation Explanation Translocation is the movement of materials in plants from the leaves to other parts of the plant. Nutrients, mainly sugars, are created in the...
by Sunday | Dec 24 | Biology JAMB
A. squirrels B. duck C. pig D. rat Correct Answer: Option A – squirrels Explanation Arboreal animals are those animals that spend most of their life on trees. They feed, travel, play, and sleep on trees. 1. Koalas · 2. Black spider monkeys · 3. Siamang Gibbon ·...