Which of these describe how a chromosomal mutation may occur during meiosis? (SELECT ALL THAT APPLY.)

A) Homologous chromosomes separate from each other during meiosis I.

B) Sister chromatids are pulled apart into four separate chromatids during meiosis II.

C) Two homologous chromosomes do not separate properly during meiosis I.

D) Sister chromatids fail to separate during meiosis II.

Which of the following elements does soil need in the largest quantities to sustain plant life? a. copper b. iron c. nitrogen d. zinc

This patient undergoes a gallbladder sonogram due to epigastric pain. the report indicates that the visualized portions of the liver are normal. no free fluid noted within morisons pouch. the gallbladder is identified and is empty no evidence of wall thickening or surrounding fluid is seen there is no ductal dilation. the common hepatic duct and common bile duct measure 0.4 and 0.8 cm respectively. the common bile ductmeasurement is at the upper limits of normal what cpt code in icd-10 cm code was used

Which statement describes characteristics of planarians? a they live in oceans, are parasites, and reproduce only sexually. b they live in fresh water, are parasites, and reproduce only asexually. c they live in oceans, are free living, and reproduce sexually and asexually. d they live in fresh water, are free living, and reproduce sexually and asexually.