No student devices needed. Know more
15 questions
The process in which the movement of materials across a membrane requires energy is_____.
Diffusion
Osmosis
Active Transport
Facilitated Diffusion
Process that moves any material from high concentrations to low concentrations is called ____.
Endocytosis
Osmosis
Diffusion
Active Transport
Energy is defined as _____.
The ability to do work.
Creation of heat.
Reaching super saiyan 3.
Chemical reactions.
A solution that has a greater solute concentration than a cell, it would be a ______ solution.
Hypotonic
Isotonic
Heterogeneous
Hypertonic
What does the image represent?
Phagocytosis
Passive Transport
Active Transport
Exocytosis
What process is shown in this picture? No ATP is used.
Facilitated Diffusion
Osmosis
Active Transport
Phagocytosis
What is the outer boundary of the cell?
Plasma Membrane
Nucleolus
Endoplasmic Reticulum
Nuclear Membrane
Which of the following statements is NOT correct about the phospholipid molecules in the plasma membrane?
The phospholipids form a bilayer.
The phospholipid heads are hydrophobic.
The phospholipid tails are hydrophobic.
The phospholipid heads face the extracellular and intracellular fluid.
A dye is dissolved in water. The ______ is the solute and the solvent is the ______ molecules.
Water, Water
Dye, Water
Water, Dye
Dye, Dye
Which type of solution will cause cells to swell, or even to burst?
Isotonic
Hypertonic
Homogeneous
Hypotonic
Letter A represents
proteins
phospholipids
cholesterol
carbohydrate chains
Letter G represents
proteins
phospholipids
cholesterol
carbohydrate chains
Letter E represents
proteins
phospholipids
cholesterol
carbohydrate chains
Which portion of the phospholipid is hydrophilic?
A (all of it)
A1
A2
none of these
Which portion of the phospholipid is hydrophobic?
A (all of it)
A1
A2
none of these
Explore all questions with a free account