Vocab
Type of lipid that contains phosphorus
phospholipid
molecules that include sugars, starches, and fiber
carbohydrates
DNA is a ......
nucleic acid
The head of a phospholipid molecule is ...
attracted to water.
the smallest unit of an element that maintains the properties of that element
atom
a molecule that carries information in cells.
nucleic acids
Cells use carbohydrates as a
source of energy and for energy storage.
The tail of a phospholipid......
repels water, or pushes it away.
a fat molecule or a molecule that has similar properties
lipid
Most common element found in the human body
oxygen
Which biomolecule does not mix with water?
lipids
What happens when a cell loses too much water?
shrivel and die
a group of atoms that are held together by chemical bonds
molecule
A substance made up of atoms of two or more elements joined by chemical bonds is called
a compound.
Proteins are used to
build and repair body structures and to regulate body processes.
What happens when a cell gets too much water?
swell and burst
a molecule made up of smaller molecules called amino acids
proteins
Water moves through the cell membrane by a process called
osmosis.
Nucleic acids are made up of smaller molecules called
nucleotides
There are nearly one hundred types of atoms that occur naturally on Earth. These different types of atoms are known as
as elements.