Characteristics of Life
all living organisms are made of?
Cells
___ are the basic unit of matter
Atoms
What number is neutral on the ph scale
7
Macro means...
Large
Carbohydrates are almost universally used as an
energy source for living organisms, including humans
Energy in the body is used in the body to?
What Atoms are not in the nucleus.
A.Protons
B.Electrons
C.Neutrons
Electrons
___ is the measure of H+ ion concentration in a solution
pH
4 Biological Macromolecules are
Carbohydrates
Lipids
Proteins
Nucleic Acids
Carbohydrates consist of what Elements
C, H, O
Living organisms maintain_____which is a stable internal environment.
homeostasis
an equal amount
____ require a specific pH in order to facilitate reactions.
Enzymes
a Disaccharide has __ sugar molecules
2
A polymers is a long chain made up of a repeated pattern of monmers
Asexaul Reproduction creates....
offspring that are genetically identical to the parent
Postive negative or neutral charge
1. Proton
2. Electron
3. Neutrons
Proton-postive
Neutrons-neutral
Electron-negative
If a solution is acidic and has excess H+, how can we neutralize it?
by adding OH-
Carbon is a special atom because
it can make 4 bonds.
Carbohydrates are made up of sugars....
starches, glycogen, cellulose
List the 7 common characteristics
1. made of cells 6.Respond to Envirment 2. metabolism 7. Evolution
3.Homeostasis
4.Reproduction
5. Growth and Development
There are___ different types of Atoms
118
Solutions are a mixture of one or more ___ dissolved in a ____.
solutes...solvent
what makes plants create sugar through photosynthesis and then store it as starch
Strach
examples of Polysaccharides are
starch, glycogen, cellulose