cells test unit 3
6CO₂+C₆H₁₂O₆ ---(chlorophyll)--->C₆H₁₂O₆+6CO₂+6H₂O
the process of photosynthesis
Cell Organism
According to the cell theory the - is the basic unit of life; according to the organismal theory the - is the basic unit
Cytoplasm
All cellular material outside the nucleus
Epidermis
An outer covering of cells
Cell theory
Each cell possesses a life of its own
Vacuole
Large storage structures
Cell wall
Outer covering around plant cell made of fibrous material
false
Ribosomal RNA is produced in the cytoplasm
Mitochondria
The Krebs cycle takes place within the
True
The simplest operational cell is still more complex than a computer
False
The taxonomic classification of all organisms is certain
It contains coded information
What characteristic is completely unique and DNA
Respiration Digestion Reproduction Excretion
What four organ systems are operational in a amoeba
Nucleolus
Small structure within the nucleus
Bacteria
Some leukocytes absorb entire - by the process of phagocytosis
Similar bacteria or Protozoa which group together
Which statement describes organisms referred to as colonial
-CO2 diffuses passively out of the cell -O2 diffuses passively when converted to CO2
Which statements correspond to cellular respiration
-Because the external water concentration is greater -Because the external salt concentration is less
Why will external fluid flow into a plant cell
Organismal theory
A functioning organism represents life
Fighting disease by phagocytosis or antibody production
A leukocyte is responsible for:
Organism
Functional plant or animal
false
Simple cell division of both plants and animals is an identical process
Organism
Any functional plant or animal with interrelated parts is considered an
Nucleus
Control center of the cell
plasma membrane
Controls what comes into and goes out of the cells
False
Current scientific methods can conclusively distinguish between all microorganismsy
Out of
Hypertonic: ________ ____ the cell
Diffusion
The natural tendency of molecules to move from higher to lower concentration is
Acts as a selective gatekeeper
The plasma membrane of a human cell:
low
The relative concentration of water in a hypertonic solution is