Natural selection. Only spiders that were more resistant to the pesticide lived through the first spraying of the pesticide, thus we're the only ones that could reproduce. This in turn made the offspring of the previous generation more resistant as well; thus making the pesticide less effective.
Explanation:
The basic difference between Ecosystem and Community is that Ecosystem consists of various communities which include living as well as non–living components interacting with each other, whereas interaction of different individuals of populations of different species living in a particular geographical area is called Community. The community consists of only biotic factors only.
Correct answer - The offspring can only express the trait of gray body color.
Why? - As we set the punnet square. We get the results, (2)GG and (2)Gg. GG = Gray and Gg = Gray.
Answer: B
Explanation:
An endangered species is a species thats on the verge of extinction meaning it will be wiped out completley
