Characteristics of Living
What small organisms make up every living thing?
Cells
What is selectively permeability?
When a material sometimes allow something to pass through it.
What is the control center of a cell?
The nucleus
How do we know yeast is living?
It can produce waste, needs energy, reacts to the environment, and is a single-celled organism.
Name two differences between plants and animal cells.
Plant cells have cell walls.
Plant cells have chloroplast.
Plant cells have bigger vacuoles
Living things ________, ________, and repair themselves
Reproduce and Grow
What are pores?
Pores allow materials to go in and out of a cell.
What is the powerhouse of the cell?
Mitochondria
Why are bacteria considered to be primitive?
Bacteria cells have changed very little over several billion years.
What is the cuticle?
The cuticle is waxy layer that stops water from evaporating from the cell below.
A bird eating some seeds is an example of which characteristics of living things?
Living things require energy. OR Living things respond to the environment.
What is it called when a plant cell swells up and causes the cell to push against the cell wall?
Turgor Pressure
What makes proteins in the cell?
Ribosomes
What is the purpose of the oral groove?
It sweeps up food into the paramecium.
Why are there some empty space in leaf cells?
These pockets contain carbon dioxide that the leaf will use to produce energy.
Breathing carbon dioxide is an example of which characteristic of living?
Living things produce waste.
When a salt solution has a higher amount of salt outside of a cell, how does the water move?
Water would move out of the cell and into the solution.
Where is protein stored in the cell?
The Golgi apparatus
How does an amoeba eat its food?
It surrounds its food by extending its pseudopod.
How do plants transport sugar?
Phloem vessels
An old dog passing away is an example of which characteristic of living?
Living things have a lifespan.
What is transpiration?
When water evaporates up a plant and attracts other water molecules as it goes up.
What are cilia for?
Cilia help animal cells move.
How do viruses reproduce?
It injects its genetic information into a cell and the cell will create new viruses in its body.
How do xylem vessels form?
Xylem vessels form from the dead cell walls left behind after a cell dies.