Why is it necessary to do a spinal tap when you suspect a bacterial infection of the central nervous system? why can’t you use a blood test?

What occurs to the cell during mitosis

Vessels draining the myocardium of the heart, open primarily ,into which chamber?

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.