Which of the following physical structures would a lake possess?
A) photic layer
B) canopy
C) herb layer
D) keystone species
A
Biology & Microbiology
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Which of the following statements is true regarding the cells in a flower meristem? Select all correct choices
What will be an ideal response?
Biology & Microbiology
The primary structural molecule composing a cell membrane is a(n)
A. sugar molecule attached to a protein. B. phospholipid molecule. C. protein molecule. D. enzyme molecule. E. cholesterol molecule.
Biology & Microbiology
Which of the following virulence factors directly contributes to severe inflammation?
A. coagulase B. lipid A C. hyaluronidase D. kinase E. collagenase
Biology & Microbiology
Soil and dirt are terms can be used interchangeably. Soil is only made up of non-living minerals and weathered rock
A. True B. False
Biology & Microbiology