Which is most closely related to the hagfish?
A) Shark
B) Tunicate
C) Lamprey
D) Lancelet
C
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In scleroderma, patients develop a buildup of collagen in their organs. Scleroderma is a disease of what tissue type?
A. Epithelial tissue B. Muscle tissue C. Connective Tissue D. Nervous tissue
The distribution of the human population in the
United States is a. clumped. b. random. c. uniform. d. constant. e. homogeneous.
RNA primers are added, what do they provide to DNA polymerase that is essential to its function?
a. a free 5' phosphate b. partially double stranded DNA c. RNA d. a free 3' OH
Which of the following membranes can give rise to a viral envelope?
A. the nuclear membrane B. the cytoplasmic membrane C. the endoplasmic reticulum D. the nuclear and cytoplasmic membranes E. the nuclear and cytoplasmic membranes and the endoplasmic reticulum