The duplicated chromosome is composed of two sister chromatids held together at a
What will be an ideal response?
centromere
Biology & Microbiology
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This type of RNA is typically found as a strand about 75?90 bases long that folds into a structure with
four double-helical segments.
a. snRNA b. pre-mRNA c. rRNA d. tRNA e. mRNA
Biology & Microbiology
__________ behavior is altered by experience. Fill in the blank(s) with the appropriate word(s)
Biology & Microbiology
Periosteum
What will be an ideal response?
Biology & Microbiology
Which of these organs is in the thoracic cavity?
a. Esophagus b. trachea c. thymus d. all of these
Biology & Microbiology