The natural source of acidity in rain water is

carbonic acid
sulfuric acid
nitric acid
all of the above

The use of dna as evidence in criminal investigations became possible because of the

Asmall number of finches are removed randomly from the wild and placed in a protected bird area. they are given as much food as they need and have plenty of space. why would natural selection not occur in this population? a. there is no reason for genetic mutation to occur. b. the birds compete for limited resources, c. the population has not reached carrying capacity. d. there is no genetic variation in the finches.

What is the statement plant growth is affected by the color light