Characteristics of Life
To be considered a living thing, an organism must increase in size and mass over time. What is this referred to as?
growth
what is the subatomic particle that makes up an atom with a positive charge.
Proton
What measures how acidic or basic a solution is
Enzymes are organic ___________.
catalysts.
What are built from the monomers: monosaccharides, disaccharides, and polysaccharides
carbohydrates
What is the biological process of an organism(s) passing down genes to produce offspring
reproduction
What is a subatomic particle that makes up an atom with a negative charge
0-6 on the pH scale and taste sour
Acid
What organic compound are they considered to be: carb, lipid, protein, nucleic acid.
protein
what are built from the monomer fatty acids
lipids
Living things must use ____________ and consume nutrients to carry out chemical reactions that sustain life.
energy
What is a subatomic particle that makes up an atom with no charge (neutral).
Neutron
8-14 on the pH scale. taste bitter
Base
Enzymes allow the body to ___________ reactions.
increase
what are built from the monomer amino acids
proteins
sweating to stay cool and shivering to warm up is an example of a body's response to a ____________.
Stimuli/stimulus
a substance that can not be broken down into simpler chemical substances (Carbon, Silicon, Iodine)
Element
A pH of 6.3 would be a strong acid or weak acid
WEAK
What two things affect enzyme reactions?
what are built from the monomer nucleotides
nucleic acids
Living things must be able to _________ over long periods of time.
evolve
A substance that is composed of 2 or more different elements that are chemically combined (NaCl, H20, CO2)
Compound
A pH of 13.3 would be a strong or weak base?
STRONG
What is the reactant that bind to the enzyme
substrate
what element must all organic compounds contain
Carbon