The function of cleavage is to ________
A) form the organ systems
B) begin specialization of the cells to form specific tissues and organs
C) increase the number of cells forming the blastocyst
Answer: C
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The cell bodies of ganglionic neurons are located in ________.
Fill in the blank(s) with the appropriate word(s).
Human chorionic gonadotropin is
a. secreted from the corpus albicans b. secreted from the developing placenta c. at its highest level within the first two months of gestation d. both a and c e. both b and c
What are the most common receptors for hydrophilic intercellular messenger molecules?
A. peripheral membrane proteins B. integral membrane proteins C. specialized phospholipids within the membrane D. nucleic acids E. intracellular proteins
During reabsorption in the proximal convoluted tubule, most of the Cl? and HCO3? ions are moved by ________ mechanisms.
A. active transport B. counter transport C. osmotic D. passive transport