Characteristics of Life
The most important characteristic of life is
What is the presence of cells
Cells without a nucleus are considered
What is prokaryotic cells
Biomolecule responsible for holding genetic information
What is a nucleic acids
A membrane that allows some particles, but not all, to pass through it.
What is a semipermeable (selectively permeable) membrane
Organelle present in eukaryotic cells and prokaryotic cells
What are ribosomes?
Fire is an example of something_______
Non-living
Cells that have organelles are considered
What is eukaryotic cells?
Enzymes function to ___________ reactions
What is speed up?
Membrane-spanning proteins allow ions and __________ molecules to get into the cell.
What is large
Organelle responsible for energy production
What are mitochondria?
Does something have to have all the characteristics of life to be considered living?
No
Function of a flagellum?
What is locomotion?
Biomolecules that are made of Carbon, Hydrogen and Oxygen
What are carbohydrates and lipids
These types of molecules can diffuse through the membrane by fitting between the phospholipids
What is small polar and nonpolar molecules
Organelle responsible for food production in autotrophs
What are chloroplasts?
Viruses considered to be _____________
Non-living
The organelle not present in animal cells but is present in plant cells
What is the cell wall
Enzymes can be denatured by
What is pH and Temperature?
Active transport moves molecules against this
What is the concentration gradient
Organelle responsible for waste disposal
What is the lysosome?
Living organisms need ________ to grow, develop, repair damage, and reproduce.
What is energy
Biomolecules present in both types of cells are
What are proteins, carbohydrates, lipids and nucleic acids?
Monomers of proteins are
What are amino acids
Modern Biologists understand the cell membrane as a large thing made up of many small, individual parts that move around somewhat freely. This is called the __________.
What is the fluid mosaic model
Organelle akin to the amazon fulfillment center
What is the golgi?