Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/44

Click to flip

44 Cards in this Set

  • Front
  • Back
  • 3rd side (hint)
Mitochondria
Two membranes
Cell respiration
Contains DNA
ATP production
"powerhouse"
Chloroplasts
Photosynthesis
Plastids
Double outer membrane
Ribosome
rRNA
Protein synthesis
Found on rough ER
Nucleus
Chromatin granules ->chromosomes
Endoplasmic Reticulum
"Subway"
Canal system
Extension of outer nuclear membrane
Golgi apparatus
Sort, package, and ship into secretory vesicles to be secreted out of the cell
Lysosomes
Digestion
Waste removal
Vacuole
Holds water
Store nutrients and waste
PLANTS: water causes turgor pressure
ANIMALS: food vacuole and contractile vacuole, expel water
Cytoskeleton
Microtubules and microfilaments
Maintains cell structure
Microtubules
Made of protein (tubulin)
Microfilaments
Made of protein (actin and myosin)
Aid in cytoplasmic movement (cyclosis)
2
Centrioles
Made of microtubules
9+0 structure
Involved in mitosis (cell division)
3
Cilia
Short hairs
Made of microtubules (9+2)
Cell movement
Movement of substances over cell
Flagella
Long tail (sperm)
Made of microtubules
2
Peroxisomes
Protect the cell from toxic hydrogen peroxide
Prokaryotic cell size
1-10 micrometers
Eukaryotic cell size
10+ micrometers
T.E.M.
Transmission Electron Microscope
S.E.M.
Scanning Electron Microscope
Compound light microscope
Used in class
Two lenses
Robert Hooke
Coined the term "cells"
Rudolf Virchow
"All cells come from cells"
Anton van Leewenhoek
Studied protists with microscope
Basal body
Base from which cilia grows
Has 9+0 arrangement
Plasmodesmata
Communication between plant cells
Tight junction
area where the cell's plasma membrane is sealed together
"glue"
Desmosome
area where the cell's plasma membrane is held together by extending proteins
"nut and bolt"
Gap junction
patch of membrane containing many pipe-like channel proteins, allowing ions and small molecules through
Phagocytosis
"cell eating"
Middle lamella
Joins adjacent cell walls
Made of pectin
Nucleolus
Produces ribosomes
Cell wall
Made up of polysaccharides, usually cellulose
Prokaryotic cells found in:
Eubacteria
Archaebacteria
Eukaryotic cells found in:
Plants
Animals
Protists
Fungi
Prokaryotic cells have DNA in:
single, coiled strand attached to the plasma membrane in the nucleoid
Eukaryotic cells have DNA in:
the nucleus
Organelles in prokaryotic cells
ribosomes
Organelles in eukaryotic cells
many many many
Capsule
Sticky, protective layer outside cell wall of some bacteria
Smooth endoplasmic reticulum
Double membranes
Synthesizes lipids and fatty acids
Rough endoplasmic reticulum
Double membranes
Ribosomes synthesize proteins and combine with carbohydrates to make glycoproteins
Forms transport vesicles to carry glycoproteins to Golgi
Cristae
Deep folds of the inner mitochondria membrane
Endosymbiosis
Mitochondria and chloroplasts evolved from prokaryotic bacteria
Plastid
Organelles used for storage found only in plants and photosynthetic protists