What are 7 non-examples of non-living things?

What type of competition exsist between two species. turtles and fish

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 .

What class of levers is shown in this image?