Explanation:
Contamination can have undesirable consequences in real experiments, some of them are related to the feelings that may arise in the research participants, the contamination bias reduces the differences between the research groups, and can cause a comparison between the treatments of each different group, the which can generate conflicts and rivalries on the part of groups that consider themselves to be inferior to others. These contamination-related problems can significantly interfere with the research results.
<span>A primary cause of change in mental status, particularly
confusion, in older adults is drug toxicity.</span>
<span>Drug toxicity occurs when a person has accumulated too much
of a drug in their bloodstream which results into adverse effects on the body.</span>
Answer:
Transport infrastructure is one of the most important factors for a country's progress. ... It has been proven by so many instances how transport infrastructure has added speed and efficiency to a country's progress. Good physical connectivity in the urban and rural areas is essential for economic growth
Afford more goods, educate people better, and have a lower poverty rate.
Over a long period of time (> 0.5 Ma), boisei had a diet predominantly composed of C4 resources, most likely grasses or sedges (Turkana, Baringo, Natron, and Olduvai regions).
Massive and low-cusped postcanine teeth, thick and large mandibular corpora, and strong masticatory muscles are all characteristics of the East African hominid Paranthropus boisei that are usually thought to be adaptations for a diet of nuts, seeds, and hard fruit.
This hypothesis was based on analyses of the morphology of P. boisei, but it also received indirect support from dental microwear studies of P. robustus, a close relative. These studies found that the South African Paranthropus had molar wear consistent with it having ingested and chewed small, hard food items, if not as primary resources then at least as backup foods.
To learn more about boisei, refer
brainly.com/question/4368074
#SPJ4
