The answer is (d) evaporates.
The answer is Bantu.
They had already developed immunity to malaria due to exposure in their native environment.
As they migrated southwards to conquer more land, they met the pygmies and the Khoisan. The Bantus had carried with them the malaria vectors.
When the mosquitos infected the pygmies
and the Khoisan populations, who had no
immunity against malaria, the disease reduced their populations drastically hence
enabling the Bantus to conquer their
land.
Explanation:
Basal metabolic rate is the rate of energy expenditure per unit time by endothermic animals at rest. It is reported in energy units per unit time ranging from watt to ml O₂/min or joule per hour per kg body mass J/. Proper measurement requires a strict set of criteria be met.
The answer is Circulation