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36
Biology
9th Grade
11/20/2015

Additional Biology Flashcards

 


 

Cards

Term
Cytology
Definition
study of cells
Term
who observed the first cell
Definition
Robert Hooke
Term
what did robert hooke observe
Definition
cork cell
Term
protoplasm
Definition
entire system of a cell
Term
3 principles of cell theory
Definition
  1. cell is the basic unit of all living things
  2. performs function of all living things
  3. reproduce from living cells
Term
10 cellular functions
Definition
  1. absorption 
  2. digestion
  3. synthesis
  4. respiration
  5. movement
  6. irritability
  7. excretion
  8. egestion
  9. secretion
  10. homeostasis
  11. reproduction
Term
determines size of an organism
Definition
the number of cells in the organism
Term
unicellular
Definition
one celled organism
Term
multicellular
Definition
organism made of many cells
Term
tissue
Definition

similar cells working together to preform a specific function

Term
organ
Definition
tissues grouped together to perform a specific function
Term
organ system
Definition
groups of organs working together
Term
3 parts of a cell
Definition
boundary nucleous cytoplasm
Term
diffrence between prokaryotic and eukaryotic
Definition
  • pro- lacks membrane around nucleous
  • eu- has membrane around nucleous
Term
whats found outside the cell
Definition
cell membrane or plasma membrane
Term
whats found around nucleous
Definition
cellular membrane
Term
2 main components of cellular membranes
Definition
proteins and lipids
Term
what type of cells have a cell wall
Definition
plants
Term
ribosomes
Definition
necessary for protein synthesis
Term
E.R.
Definition
serves as a channel for movement of substances
Term
mitochondria
Definition
power house of cell
Term
lysomes
Definition
contain enzymes that dygest substances
Term
vacuoles
Definition
storage structure in cell
Term
compare flagella and cilia
Definition
  • flagella whip like tail
  • cilia tiny hairs
Term
nucleous
Definition
control center of cell
Term
diffrence between range of tolerance and optimal range
Definition
  • range of tolerance- upper and lower limit of being able to exist
  • optimal point- the best degree something can function
Term
active transport
Definition
movement of molecules across membranes against the concentration gradient
Term
passive transeport
Definition
requires no energy
Term
how your body ajusts to maintain homeostasis
Definition

sweat cools

shiver warms

insolin regulates blood sugar

Term
responsible for giving cell its shape
Definition
cytoskeleton
Term
structures that manufacture proteins
Definition
ribosomes
Term
structure that breaks down and digests worn out structures in the cell
Definition
lysomes
Term
structure that stores materials
Definition
vacuoles
Term
another name for plasma membrane
Definition
cell membrane
Term
responsible for transeporting materials
Definition
E.R.
Term
PACKAGES AND GETS PROTEINS READY TO BE SECRETED
Definition
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