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

1/50

Click to flip

50 Cards in this Set

  • Front
  • Back
During cell division ..... strands coil and condense into thick structures called ........
DNA

chromosomes
The nucleus is surrounded by a double layer membrane called the ................
nuclear envelope
The organelle that stores DNA and synthesizes RNA
The nucleus
Plasma membranes are ...... and have the consistency of vegetable oil.
fluid
Some ribosomes are free in the cytoplasm, while others line the membrane of the ...... ......
rough er
Everything between the plasma membrane and the nucleus, is the cell's ......
cytoplasm
A lipid is simple form of .....
fat
There are many kinds of ..... in cell membranes; they help to move material into and out of the cell.
proteins
Scientist call the modern view of the plasma membrane structure the ..... ...... ......
fluid mosaic model
The organelle that processes and packages substances produced by the cell ...... ......
Golgi body
The FIRST person to describe microscopic organisms and living cells was .......
Robert Hooke (1665)
Bacteria are an example of a primitive cell called .........
Prokaryotes
The nucleoi make ......., which in turn build proteins.
ribosomes
Plasma membranes are made mostly of ....... and ........
protein

phosolipids
The maximum size to which a cell may grow is limited mainly by the cell's ...... .........
surface area
Cytosol is a jelylike mixture that consists mostly of .....
water
....... are structures that carry out specific functions in the cell.
Organelles
Most cells have a single .....; some cells have more than one.
nucleus
Organisms whose cells always or usually contain a nucleus or nuclei are called .......
Eurkaryotic
Suspended in the cell's cytosol are tiny ........
organelles
The 'Blueprints' in a Cell that controls all its activity are the ........
chromosomes
The Mitochondria of a cell contain an inner membrane called .........
cristae
Unlike animal cells, plant cells have ....... ....... ......
cell wall

vacuole

chlroplasts
What are Flagella?
Tail like structures for movement
A Chlroplast can convert ....., ......., and ..... into ........
water

light

CO(2)

sugars
The organelle that prepares proteins for export and synthesizes steroids is ....... .........
endoplasmic retulium
Ribosomes differ from most organelles because they have no ..........
membrane
The "Powerhouse" of the cell ........
Mitrochondria
Short, hairlike organelles that can move and may cover a unicellural organism or line the respiratory tract are called ........
cilia
A pigment that absorbs energy in sunlight .........
chlorphil
Microfilaments and microtubules function in cell ....... and .......
division

movement
What is the correct order of structures in living things, from simplest to the most complex? (4 items)
cells

tissues

organs

systems
The organelle that transfers energy in ATP ........
Mitrochondria
What word means 'water fearing'?
Hydrophobic
What word means 'water loving'?
Hydrophilic
The outer boundary of the cell is called .........
cell membrane
The internal compartment that houses the DNA is called the .......
nucleus
Cilia and ...... are structures that enable cell movement and sometimes move substances across the cell's surface.
flagella
The system of microscopic protein fibres that support the shape of the cell is called the ...........
cytoskeleton
Newly made ...... are transported to the smooth endoplasmic reticulum processing.
lipids
Matthias Schleiden worked with ...... cells, and Theodor Schwann worked with ..... cells.
plant

animal
The ratio of surface area to ..... puts limitations on a cell's size.
volume
....... have 'heads' and 'tails' and are found in the plasma membrane.
Phospholipids
Scientists have discovered that cells contain smaller specialized structures known as ..........
organelles
The spherical organelles that are the sie of protein synthesis in a cell are the ......
ribosomes
Teh meshlike network of protein fibers that supports the shape of the cell is called the ............
cytoskeleton
Photosynthesis takes place in the .............
chlroplasts
Both plant and animal cells have plasma membranes. In addition plant cells are surrounded by a ...........
cell wall.
Human cells are an example of a highly developed cell called ..........
eurkaryotes
The plasma membrane functions like a ......, controlling what ...... and ...... the cell.
gate

enters

leaves