Characteristics of Life Flashcards

1
Q

Movement

A

Change in Position

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2
Q

Responsiveness

A

Sense changes and react

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3
Q

Growth

A

Increase in size

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4
Q

Reproduction

A

Producing offspring

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5
Q

Respiration

A

Obtaining oxygen

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6
Q

Digestion

A

Breaking down food

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7
Q

Absorption

A

passing digesting products through membranes

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8
Q

Circulation

A

Movement of substances

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9
Q

Assimilation

A

Changing substances

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10
Q

Excretion

A

Removal of wastes

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11
Q

Metabolism

A

all the chemical changes that occur in the body

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12
Q

Energy

A

The capacity to do work

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13
Q

Homeostasis

A

maintaining the same internal environment

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14
Q

Receptors

A

senses that detect environmental conditions

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15
Q

Effectors

A

glands that respond to changes in the environment

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16
Q

Negative feedback loop

A

returns conditions to a set point (like a thermostat)

17
Q

Positive feedback loop

A

amplifies occurrences, like the production of milk