science 7 Flashcards

(21 cards)

1
Q

cells

A

The smallest unit that can perform all life processes

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2
Q

Nucleus

A

Contains the cells DNA City Hall

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3
Q

Cytoplasm

A

fluid that the organelles are set in
lawns and parking lots

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4
Q

Cell membrane

A

the barrier between the inside of a cell and the cell’s environment
city limits

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5
Q

Cell wall

A

a rigid structure that surrounds the cell membrane and provides support for the cell
found in plant cells only
city wall

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6
Q

Mitochondria / Mitochondrion

A

the site of cellular respiration
allows the cells to use energy
power plant

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7
Q

Golgi complex

A

organelles that make proteins, which are building materials for the cell
lumber yard

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7
Q

Chloroplast

A

organelles in plant and algae cells in which photosynthesis takes place
solar energy plant

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8
Q

Lysosome

A

digests waste products in a cell
garbage trucks, recyclers

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8
Q

Endoplasmic reticulum

A

allows for the transport of cellular materials
roads and highways

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9
Q

Ribosome

A

a tiny, somewhat mitten-shaped organelle occurring in great numbers in the cell cytoplasm either freely, in small clusters, or attached to the outer surfaces of endoplasmic reticula, and functioning as the site of protein manufacture.

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10
Q

Vacuole

A
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11
Q

Organelle

A

a membrane-bound cavity within a cell, often containing a watery liquid or secretion

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12
Q

Prokaryote

A

any cellular organism that has no nuclear membrane, no organelles in the cytoplasm except ribosomes, and has its genetic material in the form of single continuous strands forming coils or loops, characteristic of all organisms in the kingdom Monera, as the bacteria.

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13
Q

Eukaryote

A

any organism of the domain Eukaryota, having as its fundamental structural unit a cell type that contains specialized organelles in the cytoplasm

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14
Q

tissue

A

Biology. an aggregate of similar cells and cell products forming a definite kind of structural material with a specific function, in a multicellular organism.

15
Q

organ

A

Biology. a grouping of tissues into a distinct structure, as a heart or kidney in animals or a leaf or stamen in plants, that performs a specialized task.

16
Q

Organ system

A

An organ system is a biological system consisting of a group of organs that work together to perform one or more functions

17
Q

Organism

A

a form of life considered as an entity; an animal, plant, fungus, protistan, or moneran.

18
Q

Structure

A

mode of building, construction, or organization; arrangement of parts, elements, or constituents:
a pyramidal structure