Somatic cells from an individual with Down syndrome (trisomy 21) have copies of the genes on chromosome 20 and copies of the genes on chromosome 21. See Section 13.3 (Page) . A karyotype showing chromosomes 1-22 plus X and Y chromosomes. For chromosomes 1-22, size and color banding patterns match for each of the two chromosomes in the pair. There are three copies of chromosome 21, which are circled. Chromosome X is significantly larger than chromosome Y.

Ateam from new york presbyterian hospital is conducting a study about a recent increase in cases involving both excess sweating and kidney stones. what would the team need before it draws a conclusion about the cases? medications that are specifically designed to treat the sickness machines that are built to process blood and reduce symptoms until patients are healthy again data that profile the various patients who report these symptoms proof that the excess sweating is related to the excessive kidney stones

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.

Which nucleotide component contains nitrogen