if you start at sea level, perhaps along the coast, and move up or rise in elevation into the atmosphere, how does the pressure you are experiencing change? How does air pressure differ when you are on a abeach compared to when you are in a hot ait balloon, up a mountain or on an airplane

In what for do plants utilize nitrogen? why do they need nitrogen?

Which box will not accelerate? 4 newtons 4 newtons 4 newtons 25 kg 4 newtons 15 newtons 10 kg 30 newtons 40 newtons 50 kg 30 newtons 30 newtons

14) whenever diploid populations are in hardy-weinberg equilibrium at a particular locus a) the allele's frequency should not change from one generation to the next, but its representation in homozygous and heterozygous genotypes may change. b) natural selection, gene flow, and genetic drift are acting equally to change an allele's frequency. c) this means that, at this locus, two alleles are present in equal proportions. d) the population itself is not evolving, but individuals within the population may be evolving.