Cell Diversity Flashcards

(58 cards)

1
Q

What are the five-kingdom scheme that is used to classify organisms

A
Plantae
Fungi
Animalia
Protista
Monera
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2
Q

Only Kingdom _______ has members that are prokaryotes

A

Monera

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3
Q

Only Kingdom Monera has members that are prokaryotes, the rest of the kingdoms are _____

A

Eukaryotes

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4
Q

Greek words of Prokaryotes and its meaning

A

pro means before

karyon means nut or kernel

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5
Q

Are cells without a true nucleus however they have nucleoid

A

Prokaryotes

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6
Q

It is a region which contains most of their genetic material in the form of circular DNA

A

Nucleoid

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7
Q

The size of prokaryotic cell

A

Usually 1-5 micrometers

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8
Q

Some prokaryotes may also contain small, double-strands of separate DNA called plasmids

A

True

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9
Q

Which play a role in antibiotic resistance

A

Plasmids

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10
Q

Cell division happens though _____, a tupe of asexual reproduction that produces two identical cells

A

Binary Fission

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11
Q

______ and ______ are not observed in prokaryotes

A

Exocytosis and endocytosis

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12
Q

Greek words of eukaryotes and its meaning

A

eu means true

karyon means nut or kernel

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13
Q

Cells that have true nucleus which are bound by nuclear membrane

A

Eukaryotes

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14
Q

Size of eukaryotes

A

10-100 micrometers

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15
Q

The DNA of a eukaryotic cell is _____ with _____

A

Linear and histones

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16
Q

Proteins that package and order the DNA unto structural units

A

Histones

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17
Q

Unlike prokaryotes, eukaryotes have many organelles

Eukaryotes can also perform endocytosis and exocytosis

A

True

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18
Q

The cells of plants are capable of ______

A

Photosynthesis

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19
Q

Most photosynthetic processes in plants use the pigment?

A

Chlorophyll

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20
Q

Chlorophyll is also called as

A

Green pigment

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21
Q

A class of accessory pigments responsible for the yellow, orange, and red colors in plants, also helps in photosynthesis

A

Carotenoid

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22
Q

Chlorophyll is found in

A

Chloroplast

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23
Q

Carotenoids are found in

A

Chromoplast

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24
Q

Chloroplasts and chromoplasts are known as

25
Organelles responsible for pigment sythesis and storage
Plastids
26
The flow of cytosol in the cell
Cytoplasmic streaming
27
The plant cell has an additional covering which is mainly composed of cellulose
Cell wall
28
Cellulose is a
Polysaccharide
29
____ were initially classified under Kingdom Plantae.
Fungi
30
Reason why Kingdom Fungi was separated from Kingdom Plantae
The cells of the members of Kingdom Fungi was separated from Kingdom Plantae
31
The cells of fungi also have a cell wall, which is composed of _______, a polysaccharide similar to cellulose
Chitin
32
Name some some cells found in animals
Osteocyte Chondrocyte Neuron Epithelial cells
33
It is a bone cell that makes up your bones. Your bones serve as your framework, and they help to support, move, and protect your body.
Osteocyte
34
A cell that makes up your cartilage
Chondrocyte
35
It gives flexible support to your body
Cartilage
36
It is a nerve cell that is found in nervous system
Neuron
37
The nueron transmits ____ throughout your body that helps you sense things around you.
Impulses
38
A cell that can be classified based on their shapes
Epithelial cells
39
Classification of epithelial cells based on their shapes
``` Squamous cell (flattened in appearance) Cubodial cell (appears as square or cube) Columnar cell (shape is like a rectangle) ```
40
Some of the functions of epithelial cells are
Protection, secretion, and absorption
41
_____ are mostly unicellular organisms, unlike plants and animals which are multicellular. There are few ____ that are colonial and multicellular.
Protists
42
The members of this kingdom include the _______, protists with animal-like characteristics
Protozoa (singular: protozoon or protozoan)
43
Protozoa can be further subdivided into several groups based on the locomotory structures of their cells. The members of the group _______ move by ________, cellular projections that act like false feet
Sarcodina move by pseudopodia (singular: pseudopodium)
44
Protozoa can be further subdivided into several groups based on the locomotory structures of their cells. The members of the group _______ move by using cilia
Ciliophora
45
Protozoa can be further subdivided into several groups based on the locomotory structures of their cells. The members of the group ________ move by using their flagella
Sarcomastigophora
46
Protozoa can be further subdivided into several groups based on the locomotory structures of their cells. Those who do not have locomotory structures are under the group ______
Sporozoa
47
One of the groups in Kingdom Monera is _______, which are unicellular organisms
Eubacteria
48
Members of Eubacteria may be described using their shape. Those that appear circular are called
Cocci (singular: coccus)
49
Members of Eubacteria may be described using their shape. Those that look like rods are called
Bacilli (singular: bacillus)
50
Members of Eubacteria may be described using their shape. Those that appear spiral are called
Spirilla (singular: spirillum)
51
3 members of eubacteria that are described using their shape
Cocci Bacilli Spirilla
52
Two groups under Monera
Eubacteria | Archaebacteria
53
Archaebacteria are ________, which means that they can live in a very harsh environments
Extremophiles
54
4 groups of Archaebacteria
Halophiles Thermophiles Acidophiles Methanogens
55
A group of Archaebacteria that can live in a very salty environment
Halophiles
56
A group of Archaebacteria that can live in very hot places
Thermophiles
57
Group of Archaebacteria that prefer acidic environment
Acidophiles
58
A group of Archaebacteria that produce methane as a waste product
Methanogens