____ contain identical DNA sequences and are held together by ____ during mitosis
a. Daughter chromosomes; hydrogen bonding
b. Daughter chromosomes; ionic bonding
c. Sister chromatids; spindle fibers
d. Sister chromosomes; histone proteins
e. Sister chromatids; cohesin proteins
e
Biology & Microbiology
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Where is gene expression mostly regulated in prokaryotes?
a. At the translational level b. At the epigenetic level c. At the transcriptional level d. At the post-transcriptional level
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Genes on the same chromosome are said to show ____________________. Fill in the blank(s) with the appropriate word(s)
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Which of the following would not be a component of normal urine?
a. water b. urea c. bile pigments d. salts e. glucose
Biology & Microbiology
Which of the following is not involved in transport of materials within a eukaryotic cell?
a) the rought endoplasmic reticulum b) lysosome c) mitochondrion d) the Golgi complex
Biology & Microbiology