_____ is the most abundant organic compound on Earth.
Fill in the blank(s) with the appropriate word(s).
Ans: Cellulose
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Following the citric acid cycle but before the electron transport chain and oxidative phosphorylation, how much potential energy has been transferred to the bonds of ATP (at 7.3 kcal/mol)? The bonds of NADH (at 53 kcal/mol)?
If glucose oxidation to CO2 and H2O has a G of 676 kcal/mol, what proportion has been captured? Where would you predict the balance of the free energy has gone? What will be an ideal response?
Prior to the S phase of the cell cycle, a cell passes through a regulatory checkpoint. If
mutations are detected in the cell, the __________ will initiate cell death.
a. tumor suppressor genes b. oncogenes c. DNA repair genes d. metastatic cells
The cells capable of releasing histamines are
a. mast cells and basophils. b. basophils and eosinophils. c. mast cells and eosinophils. d. natural killer cells and macrophages. e. all of these
Fungi and ________ are the main decomposers in the biosphere.
A. animals B. protists C. bacteria D. plants