Upgrade to remove ads
Chapter 2 Lesson 1 & 3 & 4
Terms in this set (18)
Says that living things are made of cells, the cell is the smallest unit of life, and cells come from pre-existing cells.
formed when many small molecules join together
70 percent of the body is made of this
DNA and RNA
long chains of amino acids, made by ribosomes
a large macromolecule that does not dissolve in water, Examples include cholesterol, vitamin A and fats
energy storage compounds, examples include sugars and starches.
movement of substances through a cell membrane without using energy
the movement of substances from an area of higher concentration to an area of lower concentration, (a type of passive transport)
the diffusion of water molecules through a membrane
the movement of substances through a cell membrane by using energy
a process in which a cell takes in a substance by surrounding it with the cell membrane
a process in which a cell releases substances by surrounding it with the cell membrane.
a series of chemical reactions in the mitochondria in which energy from food is broken down into usable energy called ATP
the process by which glucose is broken down into smaller molecules in the cytoplasm
how cells obtain energy from food when oxygen levels are low
the waste product of fermentation, causes sore muscles
a series of chemical reactions that converts light energy into food-energy (glucose) and oxygen is given off, occurs in the chloroplast
YOU MIGHT ALSO LIKE...
Science chapter 2 vocab
SAS 7th Grade Science Chapter 2 Lessons 3&4
Science Test Ch 2 St. Martha Catholic School
OTHER SETS BY THIS CREATOR
Chapter 1 Math Vocab
Parts of Flowers, Leaves, Roots Vocab
Math Vocab Chapter 8
Chapter 1 Vocab