Select the pairs of organism characteristics that are homologous structures. Check all that apply.
_____ cactus spines; tree leaves
_____ human hand bones; whale fin bones
_____ bat wing; butterfly wing
_____ octopus eye; mouse eye
__X__ cactus spines; tree leaves
__X__ human hand bones; whale fin bones
_____ bat wing; butterfly wing
_____ octopus eye; mouse eye
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Compare and contrast generalized transduction with specialized transduction
What will be an ideal response?
For a molecule to be reduced, it gains electrons from the environment. How else is a molecule reduced?
a. gaining hydrogen atoms b. losing hydrogen atoms c. gaining oxygen atoms d. losing oxygen atoms e. both losing hydrogen atoms and gaining oxygen atoms
Which equation represents photosynthesis?
A) 6CO2 + 6O2 + sunlight ? C6H12O6 + 6H2O B) 6H2O + 6CO2 + sunlight ? C6H12O6 + 6O2 C) C6H12O6 + 6O2 + sunlight ? 6CO2 + 6H2O D) O2 + H2O + sunlight ? C6H12O6 + CO2
Pyruvate must move from the cytosol into the mitochondria, where it is oxidized to form CO2 and acetyl CoA by the pyruvate dehydrogenase complex
How many different enzymes and what total number of polypeptides, respectively, are required to perform this oxidation process in the mitochondrion? (a) 1; 60 (b) 3; 3 (c) 3; 26 (d) 3; 60