24. In congestive heart failure, the weakened heart is unable to pump with suffi- cient strength to empty its own chambers. As a result
, blood backs up in the
Weins, blood pressure rises, and circulation is impaired. Describe what will
happen as this situation worsens owing to positive feedback. Then, predict
how a heart-strengthening medication will reverse the positive feedback.

Researchers want to use edna to look for an invasive species in the water which of the steps would be likely do last

Question 1 of 102 pointswhich best describes adaptive radiation? oa. geographical isolation caused by an adaptationob. biodiversity resulting from few ancestorsoc. a decrease in the rate of speciationd. adaptations that organisms teach each other

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)