The ______ is the primary source of all blood cells in adults.
A. liver
B. spleen
C. lymph node
D. red bone marrow
Answer: D. red bone marrow
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If you were to view a sample of animal tissue under a light microscope and notice an extensive extracellular matrix surrounding a tissue, which tissue type would you most suspect?
A) connective B) cardiac muscle C) epithelial D) nervous E) striated muscle
Irene knows her blood type is A, but William does not know his blood type. However, William knows that his mother and father both had blood type B. Irene and William's first child is a boy with type O blood. Based on this information, William's blood type could be
A. B only B. either B or O C. O only D. either AB or O E. A only
During this phase of the cell cycle sister chromatids separate and head towards opposite poles of the cell:
A. Metaphase B. Prometaphase C. Telophase D. Anaphase E. Prophase
The tertiary lysosome is involved in removal of water from the lumen of the lysosomal vesicle.
a. true b. false