People build a dam to create a reservoir that supplies water a nearby city needs. which of the following describes the effect this action will have on the waterbury cycle for the region? a. increased algae growth b. reduction in the amount of groundwater downstream c. prevention of aquatic dwelling organisms from moving past the reservoir will affect biodiversity d. deprivation of nutrients-rich freshwater for plants and animals

B) Reduction in the amount of groundwater downstream

Explanation:

Got it right on the quiz

the answer is c) abandoned properties that are contaminated with hazardous materials.

c.) polymerase chain reaction

- "unlike the original dna fingerprinting method, dna profiling does not use restriction enzymes to cut the dna. instead it uses the polymerase chain reaction (pcr)? to produce many copies of specific str sequences. pcr is an automated procedure that generates lots of copies of a specific sequence of dna."