Dropsophilia have 4 pairs of chromosomes, 3 automal pairs and 1 pair of sex chromosomes. 1) How many pairs of chromosomes does their sperm have?
2) What is their diploid number of chromosomes?
3) If wing shape is on chromosome 2 and eye color is on chromosome 2 and eye color is on chromosomes and label these genres.

Indica el nombre y la fucion de los vasos sanguineos que entran y salen de los riñones

Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population. b) the separated population is small, and genetic drift occurs. c) the isolated population is exposed to different selection pressures than the ancestral population. d) different mutations begin to distinguish the gene pools of the separated populations. e) gene flow between the two populations is extensive.

Which genetic disorders, caused by an extra x chromosome (xxy), is characterized by a lack of testicular development in males, effeminate features, possible mental impairment, and a thin stature?