If tectonic plates did not move, there would be very little activity on the earth's crust. true or false? pls hekp

Consider the model of the oxygen cycle on earth. the majority of earth's oxygen reservoirs are found in the a) atmosphere. b) biosphere. c) hydrosphere. d) lithosphere.

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 is the term for the two sets of chromatids formed in the parent cell a.haploid b.diploid c.gamete d.tetrad