If mammals had genes encoding the ________ and ________ required to decompose fiber, they would NOT need microorganisms for microbial fermentation
a. glycoside hydrolases / polysaccharide lyases
b. rhicadhesin / lectinase
c. galactosidase / lectinase
d. both a and b
Answer: A
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What nucleoside trisphosphate provides energy for lipid synthesis?
A. UTP B. CTP C. GTP D. TTP
How did mitochondria and chloroplasts arise in eukaryotic cells?
A) Via endosymbiosis, where mitochondria and chloroplasts were independent prokaryotic organisms that were engulfed by a larger cell B) Via binary fission, where bacteria divided to create mitochondria and chloroplasts C) Via the endomembrane system that engulfed mitochondria and chloroplasts D) Via the endomembrane system that enfolded in such a way as to create mitochondria and chloroplasts
Provide at least two types of evidence that support the hypothesis of endosymbiosis What will be an ideal response?
___ allows water into and out of the cell.
a. Phospholipids b. Aquaporin c. Transport protein d. Cholesterol