WebWhat are chromosomes? Chromosomes are structures that look like thread, which live in the nucleus (center) of cells. One molecule of DNA and one protein make up one … WebMar 8, 2024 · Human cells normally contain 23 pairs of chromosomes. One chromosome in each pair comes from your father, the other from your mother. Down syndrome results when abnormal cell division involving …
13.2: Chromosomal Basis of Inherited Disorders - Biology LibreTexts
WebA normal diploid plant: A tetraploid plant: A plant that is trisomic for chromosomes 2 and 6: A; Question: Mimulus guttotus is a diploid with 14 pairs of homologous chromosomes (i.e. \( 2 n=28 \) chromosomes). How many individual chromosomes (NOT counting sister chromatids as separate chromosomes) would each of the following plants have? WebApr 9, 2024 · We use “ c ” to represent the DNA c ontent in a cell, and “ n ” to represent the n umber of complete sets of chromosomes. In a gamete (i.e. sperm or egg), the amount of DNA is 1c, and the number of chromosomes is 1n. Upon fertilization, both the DNA content and the number of chromosomes doubles to 2c and 2n, respectively. golf note
Chromosome Structure & Function Britannica
WebDec 27, 2016 · The number of chromosomes (n) differs in different organisms. In humans a complete set (2n) comprises of 46 chromosomes. Cell Division and Growth Haploid cells are a result of the process of meiosis, a type of reductional cell division in which diploid cells divide to give rise to haploid germ cells or spores. Web10. .Consider a diploid cell that contains 10 total chromosomes (n=5, 2n = 10).Sketch how this cell would look during Metaphase II of meiosis. 11.Consider a diploid cell that contains 10 total chromosomes (n=5, 2n = 10).Sketch the … WebOne set of chromosomes is represented by N. Since humans have two sets, one maternal set (N = 23 total chromosomes) and one paternal set (N = 23 total chromosomes), … healthbar style