The ribs articulate with the ________ vertebrae
A) cervical
B) thoracic
C) lumbar
D) sacral
B
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The most anterior chamber of the heart is the right ventricle.
Answer the following statement true (T) or false (F)
Which of the following is true of ubiquitins?
A)Ubiquitin allows cells that are stressed or starving to be recycled. B)Ubiquitin rids the body of cells that are programmed to have a limited life span. C)Ubiquitins dispose of large cytoplasmic structures and protein aggregates. D)Ubiquitins allow cells to dispose of proteins that are only used temporarily as in proteins that help the cell divide.
What effect would low FSH levels have on sperm production?
A) Low FSH levels would decrease the level of testosterone which increases sperm production. B) Low FSH levels would decrease the level of testosterone which decreases sperm production. C) Low FSH levels would increase the level of testosterone which increases sperm production. D) Low FSH levels would increase the level of testosterone which decreases sperm production. E) Low FSH levels would increase the level of inhibin which increases sperm production.
If the enzyme RNA polymerase was completely inhibited within a cell, it could not
A) form complementary sequences of DNA. B) form spindle fibers. C) form proteins. D) form a new nuclear membrane during cell division. E) link pieces of DNA together.