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Cells
Characteristics
of
Living Things
Necessities of Life
Chemical Menu
SURPRISE
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A membrane-covered structure
that contains all the necessary
materials for life.
What is a cell?
The outer covering of a cell,
made up of phospholipids and
proteins.
What is a cell membrane?
Organisms made of one cell are
known by this name.
What is unicellular?
Organisms made of many cells
have cells to perform
________functions.
What is specialized?
This is the cells genetic material.
What is DNA?
All living things are made up of
these.
What are cells?
Changes that affect the activity of
an organism are called________.
What are stimuli?
Two parents produce offspring
that share characteristics of both
parents this is an example of__.
What is sexual reproduction?
When a single parent produces
offspring identical to it,
this is_______.
What is asexual reproduction?
The sum of all an chemical
processes in an organism.
What is metabolism?
Most chemical reactions involved
in metabolism require this.
What is water?
This gas is a mix of carbon
dioxide and oxygen. It’s
especially nice just after a rain.
What is air?
When two or more atoms
combine they form _________.
What are molecules?
This is the process that plants use
to make food.
What is photosynthesis?
According to the text, the four
necessities of life are...
What are water, air, food and a
place to live?
This is a class of energy giving
nutrients, that includes sugars,
starches, and fiber.
What is a carbohydrate?
A molecule that is made up of
amino acids, and is needed to
build, repair and regulate
processes in the body.
What is a protein?
This biochemical doesn’t
dissolve in water, fats and oils are
among their members.
What is a lipid?
A molecule made up of units
called nucleotides.
What is nucleic acid?
This is a molecule that acts as the
main energy source for the cell.
What is ATP?
A lipid that contains phosphorus
and makes up much of the cell
membrane.
What is a phospholipid?
An organism that eats other
organisms to get energy.
What is a consumer?
An organism that can make its’
own food is a____________.
What are producers?
The maintaining of a constant
state in a changing environment.
What is homeostasis?
An organism that gets energy
from braking down dead
organisms is a_______.
What is a decomposer?