Cell membranes are way more complicated than you think - Nazzy Pakpour

Important Vocabulary Words From The Video


Repels is a word that is used to describe something that makes someone want to avoid or oppose it. Repels can be a physical object or a person.

  • The repels of the water made the fish swim away.
  • The repels of the mosquitoes made her want to go outside.

A nanometer is a billionth of a meter. This means that a nanometer is about the size of a grain of sand.

  • The drug is designed to work at a distance of one nanometer.
  • The nanometer is the smallest unit of distance that light can travel.

When two things are sandwiched, they are put between two other things. This can be a physical object, like a sandwich, or it can be a situation, like two people who are fighting.

  • The sandwich was sandwiched between two pieces of bread.
  • The conflict was sandwiched between the arguments that they had been having.

A bilayer is a type of paper or plastic that has two layers. The top layer is the outer layer, and the bottom layer is the inside layer.

  • The bilayer is a type of paper that is used for printing.
  • The bilayer is a type of plastic that is used for packaging.

Fluidity is the ability to move and change easily. Sometimes people use the word to describe the way that a person or group of people behaves.

  • The company is trying to promote a sense of fluidity and change.
  • The protesters were trying to promote a sense of fluidity and change by blocking traffic.

Endocytosis is the process by which cells take in materials from the outside world. Endocytosis happens when cells secrete a fluid called cytoplasm, which surrounds small particles. These small particles are then taken in by the cell.

  • The cells are using endocytosis to take in the poison.
  • The cells are using endocytosis to digest the food.

To engulf something is to completely surround and control it. The water can engulf the ship, and the army can engulf the city.

  • The army was able to engulf the city very quickly.
  • The water was able to engulf the ship very quickly.

When you have two layers of something, the first layer is on the outside and the second layer is on the inside. This is often used to describe the structure of a skin or a cake.

  • The cake was topped with a layer of cream cheese frosting.
  • The skin had two layers, the top layer was made of leather and the bottom layer was made of fabric.

Fertilizes is a word that is used to describe the act of adding nutrients to something. When you fertilize your plants, you are giving them the nutrients that they need in order to grow.

  • The soil needs to be fertilized every few months to keep the plants healthy.
  • The flowers need to be fertilized every week to keep them in bloom.