70 year-old female patient presents with a complaint of right knee pain with weight bearing activities. she is also developing pain at rest. she denies any recent injury. there is pain with stair climbing and start up pain. ap, lateral and sunrise views of the right knee are ordered and interpreted. the diagnosis is right knee pain secondary to underlying localized degenerative arthritis. what icd-10-cm code(s) is/are reported?

African penguins, which inhabit the coasts of southern africa, were classified as an endangered species in 2010. two significant threats to their survival are ecosystem damage from oil spills and overfishing by humans. overfishing depletes the food supply of african penguins. the best method to reduce the threat of overfishing would be to . the risk of oil spills could be reduced by increasing the use of , which should oil consumption. if an oil spill does occur, could be used to remove the oil so the ecosystem may more quickly recover.

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.

28. how many linkage groups will be formed by homogametic organism with 28 chromosomes?