Figures such as these
a) are used by epidemiologists in the assessment of a toxicant's effect
b) are used by scientists in risk assessment
c) are used to report the effects of a toxicant on wildlife populations
d) represent typical dose-response curves for endocrine disruptors
e) allow scientists to determine the exact quantity of a toxicant that will harm humans

Afamily has a y-linked disease that affects the father. what is the chance of a male offspring inheriting the same disease? oa. 100% ob. 50% oc. 25% d. 0%

Select the correct answer. which term do biologists use to describe the average number of individuals of a species per unit area? a. carrying capacity b. population density c. minimal viable population d. survivability curve

State officials are considering constructing a road through a forested wilderness area. this action will likely affect the forest ecosystem in various ways. part a: predict how the construction of a road could negatively affect plants and animals in that ecosystem. (3 points) part b: describe one way that the construction of a road could have a positive impact of the forest ecosystem. (1 point)