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TLS Online TPP Program
#Question id: 33470
#Unit 2. Cellular Organization
TLS Online TPP Program
#Question id: 33471
#Unit 2. Cellular Organization
TLS Online TPP Program
#Question id: 33472
#Unit 2. Cellular Organization
Find correct True and False statements
A. Human females have 23 different chromosomes, whereas human males have 24.
B. In the living cell, chromatin usually adopts the extended “beads-on-astring” form.
C. The four core histones are relatively small proteins with a very high proportion of positively charged amino acids; the positive charge helps the histones bind tightly to DNA, regardless of its nucleotide sequence.
D. Nucleosomes bind DNA so tightly that they cannot move from the positions where they are first assembled.
TLS Online TPP Program
#Question id: 33473
#Unit 2. Cellular Organization
Which of the following specialized DNA sequences and their functions that act to ensure that the number and morphology of chromosomes are constant from one generation of a cell to the next.
Replication origins B. Centromeres C. Telomeres
TLS Online TPP Program
#Question id: 33474
#Unit 2. Cellular Organization
CTG/CAG trinucleotide repeats (5ʹ- CTG in one strand and 5ʹ-CAG in the other strand) is unusually flexible. What can be their probable role?
TLS Online TPP Program
#Question id: 33475
#Unit 2. Cellular Organization
With pulsed-field gel electrophoresis, which can separate DNA molecules up to 107 bp in length. The results of pulsed-field gel electrophoresis of the DNA from the yeast Saccharomyces cerevisiae are shown in Figure. How many chromosomes does S. cerevisiae have?
