What is an example of an event that can compromise an ecosystem? 1. global warming melting summer ice floen in the Arctic
2.solar storm hitting earths magnetosphere
3. ocean current cooling the Gulf Stream
4.rivers flooding the Amazon Basin in South America

Aparent with freckles is crossed with a parent without freckles. the punnett square shows the possible genotypes and phenotypes of the offspring. which statement accurately describes the probability of phenotypes? a. the offspring are more likely to have freckles. b. the offspring are more likely to have no freckles. c. the likelihood of the offspring having freckles and not having freckles is the same. d. the likelihood of the offspring having freckles and not having freckles cannot be determined.

Which of the following graphs have the same wavelengths

What chemical speeds up the process of decomposition in dead organisms are exposed to it? nitrogen oxygen hydrogen chlorine