Which term describes the chromosomal abnormality of having three pipes of a single chromosome

The fascicles of the deltoid are ; the fascicles of the pectoralis parallel; bipennate fusiform; unipennate multipennate; triangular bipennate; fusiform

Is becoming less expensive to screen blood samples for dna certain diseases have genetic basis what is possible ethical concern about the availability of inexpensive dna testing

The higher the proportion of loci that are "fixed" in a population, the lower is that population's a) nucleotide variability. b) average heterozygosity. c) diploidy. d) a and b e) a, b, and c