32)
which of these is most likely to contribute to the long-term instability of a local ecosystem?
a) storms that uproot large trees in the area
b) introduction of a non-native animal species
c) seasonal migration of birds to and from the ecosystem
d) flash floods that destroy the nests of local water birds

answer; i believe the correct answer is (a)0

answer by yourhope:

answer is

human impact on the environment can be seen in the deterioration of the !

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yes

no

blue is scattered more than other colors because it travels as shorter, smaller waves. this is why we see a blue sky most of the time.

ans.

dna fingerprinting is defined as a process that determines the dna characteristics of an individual. these dna characteristics are unique among individuals as their fingerprints, so it is known as dna fingerprinting.

steps of dna fingerprinting includes extraction of dna from sample, amplification of dna, restriction digestion of amplified dna, and then analysis of dna by gel electrophoresis, respectively.

thus, the next step performed by the scientist is 'to cut the amplified dna (obtained by polymerase chain reaction) by restriction enzymes that cleave the dna into fragments and their analysis.'