While exploring a cave, a group of scientists encountered many abiotic and biotic factors. Which of the following factors is biotic?
F. Bacteria
G. Limestone
H. Minerals
J. Waterfall

Acertain species of fish can have either long or short fins. the allele for long fins is dominant over the allele for short fins. a heterozygous, long-finned fish is crossed with a homozygous, short-finned fish. of the offspring, will have long fins and be , and will have short fins and be .

Select the word from the list that best fits the definition a system made of 25 satellites

Aragonite shells of clams, snails, or scleractinian corals may be preserved unaltered in cenozoic deposits, but they are generally dissolved or recrystallized in older deposits. true or false