Which two statements correctly describe how historians place their arguments in historical context? Historians ask what contemporary people would do in the same situation.
Historians work to understand the circumstances of those living in the historical time period.
Historians argue the validity of their hypothesis, regardless of whether they can prove it.
Historians use a variety of economic and social sources to paint a picture of events.
Historians consider only the viewpoint of the people who held power during the period they are studying.

Which best describes how parents affect the genotype of a child? a. the parents decide what to feed their child b. the parents choose whether to educate their child c. the parents allow their child to stay up late d. the parents pass along genes to the child

Salmonella typhimurium is a food-borne bacterial pathogen that can cause severe gastrointestinal disease. salmonella is often phagocytosed by macrophages that normally destroy bacterial pathogens, but this bacterium is somehow able to prevent the complete maturation of phagolysosomes. salmonella is able to tolerate the low ph of phagolysosomes, and in fact responds to the drop in ph by secreting toxins that interfere with other cellular responses. which of the following differences would you expect to contribute to the survival of a bacterium within an salmonella-containing phagosome, compared to a healthy phagolysosome? decreased activity of acid hydrolases increased activity of acid hydrolases decreased import of h+ ions increased import of h+ ions my guess is decreased activity of acid hydrolases but i'm not sure.

What does natural resource management aim at ?