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Biology 1308 > Chapter 1 The Scientific Study of Life > Flashcards

Chapter 1 The Scientific Study of Life Flashcards

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1
Q

What is the basic unit of life?

A

Cell

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2
Q

What living individual consist of one or more cells?

A

Organism

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3
Q

Smallest chemical unit of a type of pure substance is?

A

Atom

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4
Q

A group of joined atoms is?

A

A molecule

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5
Q

A membrane-bounded structure that has a specific function within a cell is called?

A

Organelle

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6
Q

A Collection of specialized cells that function in a coordinated fashion?

A

Tissue

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7
Q

A structure consisting of tissue organized to interact and carry out specific functions is?

A

Organ Structure

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8
Q

Organs connected physically or chemically that function together is?

A

Organ system

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9
Q

What is both the living and non-living components of an area?

A

Ecosystem

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10
Q

What consists of all parts of the planet that can support life?

A

Biosphere

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11
Q

New functions that arise from physical and chemical interactions are?

A

Emergent Properties

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12
Q

Primary producers are also called?

A

Autotrophs

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13
Q

Decomposers that absorb energy and nutrients from waste or dead organisms are also called?

A

heterotrophs

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14
Q

Genetic information that only comes from one parent is called?

A

Asexual Reproduction

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15
Q

Genetic material from two parents is?

A

Sexual Reproduction

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16
Q

Inherited characteristic or behavior that enables an organism to survive and reproduce is?

A

Adaptation

17
Q

Science of naming and classifying organisms is called?

A

Taxonomy

18
Q

Five characteristics of life is?

A 
Organization
Energy
Homeostasis
Reproduction
Evolution
19
Q

Level of organization starting with the smallest.

A

Atoms, molecules, organelle, cell, tissue, organ, organ system, organism

20
Q

Substance that cannot be broken down by chemical means is?

A

Element

21
Q

Examples of 6 elements

A 
Carbon
Hydrogen
Oxygen
Nitrogen
Phosphorus
Sulfur
22
Q

A sub atomic particles is an atom composed of 3 particles.

A

Protons, neutrons and electrons

23
Q

What surrounds the atomic nucleus?

A

Electrons

24
Q

What is close together in atomic nucleus?

A

Protons and neutrons

25
Q

The atomic number determines ?

A

How many protons

26
Q

The atomic mass determines ?

A

How many protons and neutrons

27
Q

Atomic weight is?

A

The average mass

Biology 1308 (1 decks)

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