Ooga Booga 1 Flashcards

(62 cards)

1
Q

First to see and identify cork cells and coined the term cells

A

Robert Hooke

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2
Q

First person to describe living organisms under a microscope

A

Anton van Leeuwenhoek

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3
Q

Described the nucleus as a special structure found in all cells

A

Robert Brown

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4
Q

Stated that all plants are composed of cells

A

Matthias schleiden

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5
Q

States all animals are composed of cells

A

Theodor Schwann

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6
Q

Proposed that all cells only arise from preexisting cells

A

Robert virchow

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7
Q

List the three parts of the cell theory

A
  1. All living things are made of cells
  2. Cells are the basic unit of life
  3. Cells come from other cells
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8
Q

List three reasons why cells are small

A

To increase surface area

For nutrients

Getting rid of waste material

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9
Q

Composed of just one cell

A

Unicellular organisms

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10
Q

Composed of many cells

A

Multicellular organisms

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11
Q

Collection of similar cells living together (mushrooms)

A

Colonial organisms

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12
Q

Group of similar cells working together to carry out a function

A

Tissue

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13
Q

Several types of tissues working together

A

Organs

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14
Q

Several organs working together

A

Organ system

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15
Q

Animals, plants, fungi, and protis have this type of cell

A

Eukaryotic

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16
Q

Bacteria has this kind of cell

A

Prokaryotic

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17
Q

Complicated contains organelles, nucleus is well defined, contains DNA
Organelles are suspended in jelly like substance called cytoplasm.
Everything is held inside of the cell by a membrane called a cell membrane(plasma membrane)

A

Eukaryotic cells

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18
Q

Almost identical to animal cells except they have three or more organelles.

A

Plant eukaryotic cells

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19
Q

Allows plants to stand upright

A

Cell wall

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20
Q

Where photosynthesis takes place

A

Chloroplast

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21
Q

Storage compartment

A

Large central vacuole

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22
Q

Organelles are suspended in a jelly like substance that moves materials throughout the cell called ___

A

Cytoplasm

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23
Q

Simplest cells, lack membrane bound organelles, contain cytoplasm, all are unicellular

A

Bacterial prokaryotic cells

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24
Q

Do not possess a distinct nucleus, have ribosomes floating freely in the cytoplasm

A

Prokaryotes

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25
Defined region of the cell where DNA is usually located
Nucleoid
26
Contains almost all of the genetic material of the cell
DNA
27
Small circular loop of DNA that contains the rest of the genetic material
Plasmid
28
Give plant cells their shape and protects the cell from hostile environmental conditions
Cell wall
29
Sticky outer coat that surrounds the cell wall
Capsule
30
List three functions of the capsule
Prevents drying out Help bacterial cells stick to each other or to surfaces Protects bacteria from antibiotics
31
Some prokaryotes have projections Short projections called __ And long projections called ____
Short- fimbrial | Long- flagella
32
Organelles that protects and supports the cell, control what enters and leaves the cell It has two phospholipid layers Found in all types of cells prokaryotes and eukaryotes
Cell membrane
33
Organelles only found in plants, main function is protection, rigidity and support
Cell wall
34
Organelle that contains most activities of the cell. Contains the DNA.
Nucleus
35
The nuclear envelope has these where things can enter or leave
Nuclear pores
36
This organelle is the small dense area in the middle of the nucleus. This is where ribosomes are formed.
Nucleolus
37
This organelle is The powerhouse of the cell. Converts chemical energy into useable energy. Found in animal and plant cells
Mitochondria
38
This organelle makes proteins in the cell. May be free in cytoplasm or attached to endoplasmic reticulum.
Ribosomes
39
This organelle is a series of folded membranes that form sacs or tubes. Two types, smooth and rough
Endoplasmic reticulum
40
Smooth no ribosomes, synthesizes lipids, detoxifies drugs and alcohol
Smooth ER
41
Ribosomes make it look rough or bumpy, a system of interconnected folded membranes that produce proteins to be secreted by the cell
Rough ER
42
Stacks of membranes used for storing, modifying, or packaging. Packaged chemicals can be stored inside the cell or move outside the cell. Cells that make saliva or mucus have many of these.
Golgi apparatus
43
Made by the Golgi apparatus. Full of digestive enzymes that digest unwanted particles. Help white blood cells destroy bacteria.
Lysosomes
44
Overlapping network of filaments and fibers that support the cell and help it maintain its shape. Can also help cells move. Microfilaments and microtubules
Cytoskeleton
45
Extension of the cytoskeleton- allows movement main source of transportation for cells
Flagellum
46
Extension of the cytoskeleton- allows things to move around the cell, propels mucus in your throat and helps move food particles in your stomach
Cilia or pili
47
Found in plants or algae, classified as either leucoplast or chromoplast
Plastids
48
Structures used as storehouses(potatoes)
Leucoplasts
49
Structures that contain pigments (ex chloroplast)
Chromoplasts
50
Captures light energy and converts it to chemical energy during photosynthesis, found in eukaryotic plant cells
Chloroplast
51
Filled with enzymes to digest toxic substances. There are many in the liver
Peroxisomes
52
Store food water or waste material. Plant cells have a large central one
Vacuole
53
Unicellular organisms, cell collects these water molecules, after a certain size they eject the water
Contractile vacuoles
54
When proteins are made in the cell the way they get out is through the
Secretion vesicles
55
Help to organize the cell during cell division. They migrate to either side of the cell and help to pull it apart. Only found in animal cells
Centrioles
56
The ability of a surrounding solution to cause a cell to gain or lose water.
Tonicity
57
Concentration of solute outside the cell is the same as inside the cell
Isotonic solution
58
When the concentration of solute is lower outside the cell than inside
Hypotonic solution
59
Inner membrane, cellular respiration occurs here
Crystae
60
The bursting of a cell from internal water pressure is called
Cytolosys
61
When the concentration of solutes outside the cell are higher than the inside of the cell
Hypertonic solution
62
The shrinkage of a cell due to water loss
Plasmolysis