Human bio Flashcards

(41 cards)

0
Q

Digestion

A

Break down of food molecules

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1
Q

Nutrition

A

Obtaining food molecules

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2
Q

Absorption

A

Transport of molecules into cell

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3
Q

Synthesis

A

Making complex substances from simple substances

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4
Q

Respiration

A

Release of chemical energy from the cell

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5
Q

Excretion

A

Release of waste materials

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6
Q

Egestion

A

Elimination/release of nondigested substances

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7
Q

Secretion

A

Release of substances from the cell that influences activities outside the cell

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8
Q

Movement

A

Cellular contraction

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9
Q

Response

A

Action or reaction provoked by a stimulus

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10
Q

Reproduction

A

Increase in cell number or size

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11
Q

Ribosome

A

Protein synthesis & manufacture proteins

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12
Q

Microtubule

A

Forms spindle makes up centrioles

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13
Q

Microfilament

A

Cell movement and cellular connections

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14
Q

Microbody

A

Contains enzymes

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15
Q

Hyaloplasm

A

Fluid portion of the cell

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16
Q

Perixosome

A

Stores enzymes to protect us; makes hydrogen peroxide

17
Q

Nucleus

A

Control center of the cell

18
Q

Nucleolus

A

Synthesizes MRNA and RNA

19
Q

Nuclear membrane

A

Semipermeable cover the surrounds the nucleus; lets out RNA

20
Q

Nucleoplasm

A

Stuff inside the nucleus; chromatin material(DNA)

21
Q

Flagellum

A

Protection that aids in movement

22
Q

Microvilli

A

Increase in the surface area of the membrane

23
Q

Nuclear pore

A

Openings in the nuclear membrane

24
Chromatin
Thread like structures that form chromosomes
25
Lysosomes
Contain digestive enzymes
26
Centrosome
Contains centriole
27
Centriole
contains microtubules
28
Vacuole
Cellular storage
29
Cytoplasm
Environment inside the cell
30
Cilia
Hair-like structures that move other substances
31
Mitochondrion
Powerhouse of cell; produces ATP cellar respiration
32
Pinocytotic vesicle
Opening in the membrane that allow more substances in
33
Endoplasmic reticulum
Layers of flattened vesicles in which protein may be transported
34
Golgi complex
Layers of flattened vesicles that store proteins
35
Cell membrane
Semi permeable protective layer around the cell
36
Passive transport
Kinetic energy to move substances comes from molecular motion
37
Examples of passive transport
- diffusion - osmosis - facilitated diffusion - filtration
38
Active transport
Energy to move stuff comes from the cell
39
Examples of active transport (exocytosis)
Exocytosis: moves stuff out of the cell - secretion - excretion - Egestion - physiological pumps
40
Examples of active transport (endocytosis)
Endocytosis: moves stuff into the cell - phagocytosis - pinocytosis