QUESTIONS WITH 100% VERIFIED
ANSWERS
\.What is a karyotype? - ANSWERS✔-A display of every pair of homologous
chromosomes within a cell, organized according to size and shape
\.Monosomy - ANSWERS✔-absence of one member in a pair of chromosome
conditions: Turner syndrome (XO), Cri du chat syndrome
\.Trisomy - ANSWERS✔-addition of a chromosome
conditions: Down syndrome (3 chromatids on 21)
\.Triploidy - ANSWERS✔-three copies of every chromosome as opposed to two
conditions: extreme birth defects, deadly
\.Tetraploidy - ANSWERS✔-four cops of every chromosome as opposed to two
, \.-somy - ANSWERS✔-individual, one
\.-ploidy - ANSWERS✔-all
\.How many chromosomes are in a karyotype? - ANSWERS✔-46 - 22 pairs
(assuming diploid), and 1 sex pair = 23 x 2 = 46
\.Telocentric - ANSWERS✔-centromere is at end of chromosome (at telomere)
\.Acrometacentric - ANSWERS✔-centromere near end
\.Submetacentric - ANSWERS✔-centromere near middle
\.Metacentric - ANSWERS✔-centromere at middle of chromosome
\.Pericentric - ANSWERS✔-inversion that involves the centromere
\.Paracentric - ANSWERS✔-inversion that doesn't involve centromere
\.Dosage compensation - ANSWERS✔-Mechanism in which X chromosome
inactivation equalizes gene expression between males and females.