Answer:
The Geographic barrier would have led to speciation in the finches which started from the founder effect where the finches were brought to other areas of the Galapagos. They were separated geographically so they could not mate with each other. Over time, evolution occurs through natural selection and genetic drift. This leads to the population being so different so they have reproductive barriers and can no longer interbreed. They become different species.
Explanation:
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Decomposers break down dead animals and plants. They usually benefit producers by releasing nutrients back in the soil.
Answer;
- 40% ; 20%
Obese workers spend nearly 40% more on health care than normal weight adults, adds about 20 percent to healthcare spending.
Explanation;
-Obesity is one of the biggest drivers of preventable chronic diseases and healthcare costs in the United States. Obese adults spend 42 percent more on direct healthcare costs than adults who are a healthy weight.
-Costs for patients presenting at emergency rooms with chest pains are 41 percent higher for severely obese patients, 28 percent higher for obese patients and 22 percent higher for overweight patients than for healthy- weight patients.
The correct option is B. 80% of the radioactive phosphorus used in the experiment entered the cell showing that DNA was the hereditary material.