Provide an example of one of the sub-categories of symbiotic or biotic relationships discussed in the unit. Explain the relationship and decide whether it is symbiotic or biotic. The unit has to do with water, tides and weather

Development of new communities in disturbed environments, such as a burned or a clear cut forest, is called

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 .

Why does it matter if osmosis is put into a “scab” or a “nosebleed? ” where would that leave him?