Characteristics of Life
All living things are made of this . . .
Cells!
What is the molecular formula for water?
H2O
What sub atomic particles are in the nucleus of an atom?
Neutron, Proton
How many macromolecules are there?
When an organism makes a replica of itself, that is considered . . .
Reproduction
Why does water stick to itself?
Hydrogen bonds
What particle has a negative charge?
Electron
What is the function of carbohydrates?
Quick energy
When your eyes dilate in low light . . .
Respond to environment
When was dissolves compounds, it is acting as a . . .
Solvent
What particle has no charge?
What is the building block of a protein
Amino Acid
Name all characteristics of life
reproduction, response to environment, made of cells, grow and develop, acquire energy
Why do hydrogen bonds form?
The uneven distribution of charges between hydrogen and oxygen
This particle determines what type of element an atom is. . .
Proton
What is the structure of a lipid?
2 or 3-legged squid
What is the term of an organism that can make its own food?
Autotroph
When water moves through small pores, sometimes against gravity it is called . . .
capillary action
How many elements are on the periodic table?
118
What are the two types of nucleic acids
DNA / RNA