proteins - ANSWER-macromolecule that includes enzymes
amino acids - ANSWER-building blocks of proteins
peptide bonds - ANSWER-bond between amino acids
activation energy - ANSWER-Energy needed to get a reaction started
catalyst - ANSWER-substance that speeds up the rate of a chemical reaction
enzyme - ANSWER-protein that acts as a biological catalyst
carbohydrate - ANSWER-compound made up of carbon, hydrogen, and oxygen atoms;
major source of energy for the human body
lipids - ANSWER-Energy-rich organic compounds, such as fats, oils, and waxes, that
are made of carbon, hydrogen, and oxygen.
nucleic acids - ANSWER-DNA and RNA
prokaryote - ANSWER-A unicellular organism that lacks a nucleus and membrane
bound organelles
eukaryote - ANSWER-A cell that contains a nucleus and membrane bound organelles
cell membrane - ANSWER-the semipermeable membrane surrounding the cytoplasm of
a cell.
cytoplasm - ANSWER-A jellylike fluid inside the cell in which the organelles are
suspended
mitochondria - ANSWER-Powerhouse of the cell, organelle that is the site of ATP
(energy) production
Ribosomes - ANSWER-a cell organelle composed of RNA and protein; the site of
protein synthesis
golgi apparatus - ANSWER-A system of membranes that modifies and packages
proteins for export by the cell
Endoplasmic Reticulum - ANSWER-A cell structure that forms a maze of passageways
in which proteins and other materials are carried from one part of the cell to another.