An earthquake caused ocean water to fill a large valley and isolate a group of 20 mice on a large hill that became a new island far from land. The population of mice breeds but shows less genetic variation than the population that remained on land. This is an example of

i do not know and i have a 100 in this class

an organism's phenotype is the  form of a trait  that it  displays. for  flowercolor, a pea  plant  can  display  a phenotype of purple or white flowers. an organism's  genotype  is the alleles of a gene it contains. based on his data, mendel concluded that a phenotype can be  determined  by more than one  genotype.

feral cats are estimated to eat tens of millions of native animals each night in australia

the correct answer is anaphylaxis.

anaphylaxis is a condition caused by insect bites, foods, medications, manifested by tongue swelling, shortness of breath, vomiting, low blood pressure. it sometimes may occur without an obvious reason. it is treated with epinephrine injection.other tretments include antihistamines and steroids,