An unknown molecule was detected in a tissue sample.  The molecule is composed of carbon, hydrogen, and oxygen; appears to be a branching polymer; and is hydrophilic.  This molecule is most likely a ________.

A. nucleic acid
B. protein
C. carbohydrate
D. lipid


Answer: C

Anatomy & Physiology

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Transport vesicles carry secretory proteins from the smooth ER to

1.the Golgi complex 2.lysosomes 3.secretory vesicles 4.the nucleus 5.the plasma membrane

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Answer the following statements true (T) or false (F)

1. Hydrolysis is virtually the reverse of a dehydration synthesis reaction. 2. Acids produce an excess of H+ ions. 3. Bases produce an excess of OH– ions. 4. An increase in H+ ions will cause an increase in the pH value. 5. An increase in pH value would mean more H+ ions are in solution.

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In general, it would be expected that reaction time would get shorter between the first and the tenth stimuli in each condition that was tested, due to a learning process.

Answer the following statement true (T) or false (F)

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Which of the following is the male pattern of development "master switch"  gene?

a) SRY b) MIS c) XYY d) XXY e) None of these

Anatomy & Physiology