Characteristics of Life
They (living things) are made up of ________
Cells
attraction of molecules of the same substance
cohesion
What is the subatomic particle with a positive charge and mass of 1?
Proton
The stealing of electrons
ionic bond
pH of below 7
acidic
Another name for "they (living things) maintain an internal balance"
homeostasis
attraction of molecules of different substance
adhesion
What is the negatively charged subatomic particle?
electron
Sharing of electrons
covalent bond
.746 M
Another name for "they (living things) change over time"
evolve or evolution
What side of water is positive?
the side with the hydrogens
What is the subatomic particle with no charge that has a mass of 1?
neutron
Bond between metal and gas
Ionic Bond
pH of above 7
basic
They (living things) grow and ______
develop
Is water polar or nonpolar?
polar
What determines the atomic number?
The amount of protons
Bond between gas and gas
Covalent Bond
How many milliliters are in 7.89 liters?
7890 ml
they (living things) respond to ______
the environment or stimulus
scale from 0-14 describing the acidity or basicness of substance
pH scale or level
What determines the atomic mass or aka mass number?
add protons and neutrons
What type of bonding does water participate in with other water molecules?
Hydrogen Bonding
What are the 4 types of organic molecules?
Lipids (fats), Carbohydrates (carbs or sugars), Nucleic Acids (DNA, RNA), Proteins