When the atria of the heart are filled, which
valves are closed?
a. atrioventricular
b. aortic
c. pulmonary
d. pulmonary and aortic
e. all of these valves are closed
D
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Common lipids for energy storage are:
A. steroids. B. phospholipids. C. cholesterols. D. waxes. E. triglycerides.
Choose the function in column 2 that best matches each item in column 1.
A) GC and CAAT boxes B) message containing information for a gene C) multiprotein complex associated with augmentation of transcription of a particular gene D) transcribed and translated continually in a cell E) increases frequency of transcription of a particular gene F) enhancer-associated transcription factors G) regulatory protein allows transcription H) message containing information for multiple genes I) inhibits transcription of a particular gene J) transcribed and translated at certain times in a cell K) control expression of other genes essential in development L) enhancer-associated translation factors M) regulatory protein prevents transcription 1) activators 2) homeotic genes 3) silencer 4) polygenic mRNA 5) enhancer 6) enhanceosome 7) negative gene control 8) constitutive gene 9) positive gene control 10) proximal control elements
Gardasil is a subunit vaccine designed to protect women from ________
A) hepatitis B) AIDS C) human papillomavirus D) influenza E) measles
Indicate whether the molecules below are inorganic (I) or organic (O)
A. glucose B. ethanol C. sodium chloride D. water E. cholesterol F. adenosine G. calcium H. glycine I. oxygen J. iron K. phospholipid What will be an ideal response?