What is the difference between a lysosome and peroxisome? CORRECT ANS--lysomes:
contain digestive enzymes that break down molecules to their component parts
-peroxisome: oxidative enzymes important in producing hydrogen peroxide and other reactive
oxygen species
proteins in the nucleus that bind DNA and help regulate its activity are called CORRECT
ANS-histones
Cells such as neutrophils that use hydrogen peroxide as a defensive weapon synthesize it in
their CORRECT ANS-peroxisomes
A section of a membrane that is rich in cholesterol and helps organize membrane proteins is
called a lipid __________. CORRECT ANS-raft
The cells that secrete the extracellular matrix are called CORRECT ANS-fibroblasts
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