Cell Structures and Organelles Flashcards

1
Q

Plasma membrane

A

The membrane surrounds the cell. It controls what can enter and leave the cell

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2
Q

Cytoplasm

A

The “nutrient soup” of the cell as it contains material needed for many processes that take place inside the cell

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3
Q

Nucleous

A

the structures in the cytoplasm where energy is produced from chemical reactions (where ribosomes are made)

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4
Q

Nucleoplasm

A

Helps make DNA and messenger molecules

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5
Q

Chromosomes

A

Complex DNA coated in protein. Helps regulate the cell process. Collects DNA

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6
Q

Endoplasmic reticulum (ER)

A

May or may not have ribosomes. Helps with biochemical reactions

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7
Q

Ribosomes

A

Where protein synthesis occurs

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8
Q

Golgi apparatus

A

Packaging department of the cell

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9
Q

Mitochondria

A

Produces energy (Powerhouse of the Cell)

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10
Q

Chloroplasts

A

Only in plants, stores starch

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11
Q

Vacuoles

A

a fluid-filled cavity in a cell that is used for storage and support

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12
Q

Lysosomes

A

Digestive organelles of the cell. Helps dispose of intracellular bacteria

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13
Q

Centrioles

A

Expansion of microtubes for cell division

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14
Q

Cytoskeleton

A

Made of microtubes, helps eukaryotic cells move

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15
Q

Eukariotic

A

cells that have a nucleus and sub-cellular organelles such as the mitochondria

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16
Q

Prokariotic

A

organisms, such as bacteria, that do not have a nucleus

17
Q

Characteristics of living things

A

Contain DNA
Organized
Regulation (homeostasis)
Growth & Development
Energy processing
Reproduction
Evolutionary adaptation
Response to environment

18
Q

Taxonomy

A

the naming and classification of organisms

19
Q

Hierarchy of groups

A
  1. Life
  2. domain
    3.kingdom
  3. phylum
  4. class
  5. order
  6. family
  7. genus
  8. species
20
Q

Classification of living organisms

A

domain bacteria, domain archea, domain eukarya

21
Q

Look at the slideshow for information on plant vs. animal cells and more info

A
22
Q

NOTE:

A

YOURE DOING GREAT, KEEP GOING!!!!!

23
Q

Characteristics of a Virus

A

1) No metabolism
2) Protein Coat which surrounds genetic material
3) Single or double DNA or RNA molecule
4) May contain an enzyme but can’t work without a host cell

24
Q

What is a virus

A

Cant be active outside of the host cell. Only exist inside virus particles called varions.

25
Q

Cilia/Flagela

A

Small-hair-like structures that some cells use for movement or sensing things.

26
Q

Cytosol

A

Everything inside the cell including the nucleus

27
Q

Vesicles

A

Transports in the cell

28
Q

Lipid Bilayer

A

Provides support for the cell, has two “subparts”

29
Q

Rough ER

A

Ribosomes attatched to the endoplasmic reticulum

30
Q

Smooth ER

A

No ribosomes are attached to the endoplasmic reticulum.

31
Q

Which two domains contain organisms that do not have a nucleous in their cells

A

Archaea and bacteria

32
Q

What kingdom(s) are in domain bacteria?

A

Bacteria

33
Q

What kingdom(s) are in domain Archaea?

A

Archaea

34
Q

What kingdom(s) are in domain Eukarya?

A

Protists, fungi, plants and animals

35
Q

How do fungi get their food?

A

Absorbtion of nutrients

36
Q

What is the classifications of living things (Smallest to largest)

A

Atom
Molecule
organelles
cells
tissues
organs
organ systems
organism
population
community
ecosystem
biosphere