Chemistry of Life 1
A substance that can only be broken down further by a nuclear reaction
What is an element?
A uniform mixture of two or more substances
What is a solution?
Acidity is measured on this scale.
What is the pH scale?
The sum of all the biochemical reactions in an organism is called this.
What is metabolism?
Hereditary information is encoded in these large molecules
What is DNA?
Subatomic particle with a positive charge.
What is a proton?
Uneven distribution of charge
What is polarity ?
or
What is a polar molecule?
Type of ions produced by bases
What is hydroxides?
The valence electrons of an element of Carbon.
What is 4?
Tendency to maintain relatively stable internal conditions
What is homeostasis?
What is a chemical bond?
Made up of atoms of two or more elements in fixed proportions
What are compounds?
A solution that has a high concentration of hydronium ions.
What is an acid?
Organisms that consists of many cells
What is multicellular?
An atom or a molecule with an electrical charge
What is an ion?
What is a hydrogen bond?
The building block of all living organisms
What is a cell?
Acronum for the group of atoms that are common building blocks of biomolecules
What is CHNOPS?
Chemical bond in which electrons are shared.
What is a covalent bond?
A substance that can donate protons and accept protons depending on the reaction
What is amphiprotic?
The energy needed to start a chemical reaction
What is activation energy?
Process of creating new bacteria
What is binary fission?
The study of the origin of life
What is abiogenesis?