Environmental scientists want to conduct eDNA surveillance. Which statement best describes how they can use a control sample that is known to
be from a specific species?
O A. As a negative control to show whether the species is present in
the area
B. As a tool to amplify the strands of all the collected DNA
C. As a tool to produce multiple banding patterns in the gel
D. As a positive control to show whether the species is present in the
area

Regarding most of the narrator’s story, which word best describes the tone?

In the united states there are strict fishing seasons and limits, but not all countries enforce similar laws. in bangladesh there are few if any fishing restrictions. what might be the reason for less restrictions in smaller countries like bangladesh? a) the united states is the only country worried about overfishing. b) the united states wants to limit the supply of fish to increase the price. c) bangladesh and smaller countries have an unlimited supply of fish in their coastal waters. d) small countries, such as bangladesh, are practicing subsistence fishing, taking only the fish needed to survive.

In pea plants, yellow seed color (y) is dominant and green seed color (y) is recessive. based on the punnett squares, what are the chances that the offspring in the second generation will have green seeds? first generation y y y yy yy y yy yy second generation y y y yy yy y yy yy there is a % chance that the offspring will have green seeds.