if sigificants amounts of fossil fuels continue to be used to support energy needs, what will be the negative impact on our planet

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 .

Aplant may open end close its stomata to prevent excess water loss and maintain

What is the ecological role of food chains and food webs