Which of these would be measured to determine the density of the polar bear population in canada? f the number of bears per square kilometer g the total number of bears seen per day h the mass of the bears at the arctic circle j the total number of bears minus the juvenile bears

The terrestrial planets are characterized by having a a.) silicate core b.) iron-rich silicate core c.) iron-rich metallic core d.) none of these

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 .

Which would be the most useful source of evidence to support mcneill's contention?