MEMBRANE STRUCTURE AND FUNCTION QUIZ

carbohydrates

proteins

none of these

amino acids

the membrane is thin compared to the enclosed volume

All of these

they (normally) do not leak their contents

they are always moving

plant cells

microbial cells

all of these

animal cells

carbohydrate synthesis

phospholipid synthesis

protein synthesis

amino acid synthesis

Glycolipids

Glycoproteins

Nucleic acids

Phospholipids

hydrophobic

hydrophilic

ampiphillic

none of these

Fluid mosaic model

Lock and Key model

Page's model

Lac Operon model

they do not enhance the rates of reaction

the products of the reaction move in a specific direction

the substrates of the reaction are all outside the cell

they are permanently changed during the reaction

none of these

an input of metabolic energy

internal energy

vibrational energy

is the uptake of macromolecules from the extracellular space into the cell across the plasma membrane

out of the cell across the plasma membrane into the extracellular space

out of the cell across the plasma membrane into the intracellular space

is the uptake of macromolecules from the intracellular space into the cell across the plasma membrane