Lesch-Nyhan syndrome is an x-linked, rare, recessive disease caused by a mutation in the gene encoding for hypoxanthine-guanine (HPRT1). A woman’s maternal grandfather suffered from Lesch-Nyhan syndrome. She is concerned her male child could have Lesch-Nyhan syndrome. Genetically, what is the chance that this child has Lesch-Nyhan syndrome

Which of these best describes wde by replicating the chromosomes c) the cytoplasm is divided between the two new daughter cells d) the nucleus opens to allow the chromosomes to enter the cytoplasm

One function of the poly-a tail on eukaryotic mrna sequences is to the mrna be transported from the nucleus to the cytoplasm. prokaryotic mrna also has a poly-a tail. choose the best explanation of the prokaryotic poly-a tail. a. prokaryotic poly-a tails are composed of a different molecular structure compared with eukaryotic poly-a tails. b. prokaryotic poly-a tails have the same functions as eukaryotic poly-a tails, because this process is highly conserved throughout different species. c. prokaryotic poly-a tails aren't important, because prokaryotes don't have nuclei. d. prokaryotic poly-a tails have other functions,because prokaryotes don't have nuclei.

Which characteristic should describe all evidence collected by a scientist? true obvious objective subjective