Multiple ChoiceA collection of DNA and associated proteins in a cell defines the term:a) Sister Chromatids.b) Centromere.c) Chromatin.d) Chromosome.2709views31rank1comments
Multiple ChoiceChoose the option that correctly lists the following genetic material in a dividing cell from smallest to largest.2285views35rank1comments
Multiple ChoiceThe complex of DNA and protein that makes up a eukaryotic chromosome is properly called __________. 1300views
Multiple ChoiceThe region of a chromosome in which the two double strands of replicated DNA are held together is called __________. 949views
Textbook QuestionWhat is chromatin? a. the histone-containing protein core of the nucleosome b. the 30-nm fiber c. the complex of DNA and proteins found in the nucleus d. the histone and non-histone proteins in eukaryotic nuclei1028views
Textbook QuestionAdd labels to the figure that follows, which illustrates duplicated chromosomes. 1000views1rank
Textbook QuestionThe centromere is a region at which . a. sister chromatids are attached to each other; b. metaphase chromosomes align; c. the tips of chromosomes are found; d. the nucleus is located1095views
Textbook QuestionThe following statements are about the control of chromatin condensation. Select True or False for each. T/F Reducing histone acetylase activity is likely to decrease gene transcription. T/F Mutations that reduce the number of positively charged amino acids on histones should promote open chromatin. T/F Chromatin remodeling complexes add chemical groups to histones. T/F Adding an inhibitor of DNA methylation is likely to reduce gene transcription.707views
Textbook QuestionSister chromatids . a. are two different chromosomes attached to each other; b. are exact copies of one chromosome that are attached to each other; c. arise from the centrioles; d. are broken down by mitosis; e. are chromosomes that carry different genes1266views
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