9th Grd Biology Unit 3 Test Study Guide
In cellular respiration what diffuses passively when converted to C02
02
In cellular respiration what diffuses passively out of the cell
C02
similar bacteria or protozoa that group together are celled what?
Colonial organisms
what contains coded information
DNA
what cycle takes place in the mitochondria cycle
Krebs cycle
how do leukocytes fight disease
by producing antibodies or through process of phagocytosis
Current scientific methods ____________ (can / cannot) distinguish between all microorganisms.
cannot
what theory supports the idea that he cell is the basic unit of life
cell theory
the DNA contains _________________ material
coded
what unique kind of information does the DNA contain?
coded information
what is the outer covering of a cell
epidermis
what is a small structure within the nucleus.
nucleolus
what is the name of the control center of a cell
nucleus
any functional plant or animal with interrelated parts is an _______________
organism
what do we call the functioanal part of a plant or animal
organism
what are colonial organisms
organisms that live together in groups (bacteria / protozoa)
what do we call the cellular material outside the nucleus
cytoplasm
The simple cell division of a plant cell and an animal cell (do / do not) occur in the same way or process.
do not
why will external fluid flow through a plant cell
external water concentration is greater and the external salt concentration is less
(true or false): cells are simple
false
what is the cell theory
the thought that each cell possesses a life of its own
Ribosomal ______ is produced in the nucleolus
RNA
what is the unique feature of the DNA?
contains coded information
what do you call all the cellular material outside the nucleus
cytoplasm
what do we call the natural tendency of molecules to move from higher concentration to lower concentration
diffusion
Scientist now have the ability to distinguish between all microrganisms (true or false)
false
what is the plant cell outer covering made of
fibrous material
water will flow out of a cell because it is
hypertonic
where does the Krebs cycle take place
inside the mitochondria
Ribosomal RNA (is or is not) produced in the cytoplasm of the cell
is not
in an external solution, why will water flow out of the cell
it is hypertonic
Fighting disease by antibody production or phagocytosis is done by a what?
leukocyte
what is known for fighting diseases
leukocytes
Is the relative concentration of water in a hypertonic solution high or low?
low
In cellular respiration How does C02 diffuse
passively out of the cell
in cellular respiration hows does 02 diffuse
passively when converted to C02
some leukocytes absorb entire bacteria in the process of what
phagocytosis
what theory is the thought that a functioning organism represents lifeis the
Organismal theory
Some leukocytes absorb entire bacteria in this process...what is the process
phagocytosis
In the human cell what does the plasma membrane act as.
A gatekeeper
animal and plant cells divide in the same way or using the same process (T or F)
False
what organism has 4 operational organ systems to include the reproduction, excretion, digestion and respiration:
ameoba
what is an organism?
any functional plant or animal with interrelated parts
in the human cell what acts as the gatekeeper
plasma membrane
what membrane controls what goes in and out of a cell
plasma membrane
what are the 4 operational organ systems of an amoeba
reproduction, excretion, digestion respiration
In the human cell the plasma membrane (the gatekeeper) allows some substances in and excluded others. (true or false)
true
the simplest operation of a cell is still more complex and complicated than an operation of a computer. (true or false)
true
we are still not certain of the taxonomic classification of all organisms (true or false)
true
large storage structures inside cells are known as
vacuoles
what are the large storage structures inside cells called
vacuoles
in the cell theory what is the basic unit of life
the cell
what is the outer covering around the plant cell called
the cell wall
Where is the nucleolus
the nucleus
what is the control center of the cell
the nucleus
in the organismal theory what is the basic unit of life
the organism
