Characteristics of Life
the smallest unit of life
What is a cell?
a group of cells with the same function
What is a tissue?
when water sticks to itself
What is cohesion?
macromolecule whose monomer is a monosaccharide
What is carbohydrates?
substances that speed up chemical reactions
What is a catalyst?
all cells have this to maintain homeostasis
What is the plasma membrane?
two or more tissues working together
What is an organ?
when water sticks to a surface
What is adhesion?
non-polar macromolecules insoluble in water
lipids
the energy required for chemical reactions to convert reactants to products
What is activation energy?
another term for the plasma membrane
What is a lipid bilayer?
multiple organs working together
What is an organ system?
a high capacity to absorb and retain heat
What is specific heat?
element responsible for long chains of organic molecules
What is carbon?
substance that the enzyme helps to react
What is the substrate?
a cell without a nucleus
What is a prokaryote?
all of your bones and muscles (including tendons and ligaments) working together to allow you to move is an example
What is an organ system?
the bond between hydrogen and oxygen in a water molecule
What is covalent?
macromolecule responsible for cell structure, cell function and enzymes
What are proteins?
process of an enzyme becoming inactive due to factors that alter the enzymes structure
What is denaturization?
when reproduction is not sexual
What is asexual?
many of the same organism
What is a population?
the type of bond between water molecules that causes water to be less dense when frozen
What is a hydrogen bond?
the 5-carbon sugar in DNA
What is deoxyribose?
region on an enzyme where the substrate binds
What is the activation site?