Cell Membrane/Cell Transport Question Preview (ID: 33084)


Review Of Cell Membrane. TEACHERS: click here for quick copy question ID numbers.

Which of the following is NOT a benefit of the cell membrane?
a) Protects and provides structure for the cell
b) Keeps the cell warm
c) Helps move substances and messages in and out of the cell
d) Regulates transport to help the cell maintain constancy and order

Cells maintain homeostasis by...
a) Moving fast
b) moving slowly
c) producing proteins
d) controlling the movement of substances across the cell membrane

The cell membrane is made up of...
a) wax
b) water
c) phospholipids
d) enzymes

The cell membrane acts as a gatekeeper by...
a) keeping all substances out of the cell
b) letting all substances into the cell
c) letting only water into the cell
d) letting some substances but not others into and out of the cell

What provides structural support, recognizes foreign material, and communicates with other cells?
a) Ribosomes
b) Proteins
c) Cell Membrane
d) Cytoplasm

Phospholipids are made up of...
a) a polar head and two nonpolar tails.
b) a nonpolar head and two polar tails
c) two polar heads and one polar tail
d) one polar head and two polar tails

Because there is water inside and outside of the cell...
a) The cell drowns
b) The cell fills with water
c) The lipid bilayer is formed
d) The cell dissolves

What substances can pass through the lipid bilayer?
a) only large, polar substances
b) only small, polar substances
c) only small, nonpolar substances
d) only large, nonpolar substances

Which type of protein in the cell membrane acts as a name tag to identify the type of cell?
a) Transport proteins
b) cell-surface marker
c) receptor protein
d) enzymes

Which type of protein found in the cell membrane helps the cell sense its surroundings?
a) cell-surface markers
b) Transport proteins
c) receptor proteins
d) enzymes

Which protein found in the cell membrane helps with important biochemical reactions?
a) cell-surface markers
b) receptor proteins
c) enzymes
d) transport proteins

Which proteins in the cell membrane aids in the movement of substances that cannot pass through the lipid bilayer?
a) cell-surface markers
b) receptor proteins
c) enzymes
d) transport proteins

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