Chapter 1-Life Flashcards

0
Q

The study of life

A

Biology

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1
Q

Evolution

A

Process through which modern organisms descend with modification from pre-existing forms.

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2
Q

What is life?

A

A living organism with…

  • the ability to adapt
  • grows
  • ability to reproduce with DNA
  • has consciousness
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3
Q

True or False?

Changes in DNA within population occur over the course of generations

A

True

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4
Q

What is Science?

A

A system that builds and organizes knowledge in the form or explanations and predictions

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4
Q

Is a virus a form of life?

A

No-

Does not reproduce on its own

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7
Q

Homeostasis

A

Maintenance on internal condition

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8
Q

External stimuli

A

Responding to light, sound, texture, etc.

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9
Q

Multicellular Organism

A

An individual living thing

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10
Q

Internal stimuli

A

Temperature, pain, etc.

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11
Q

What is ______?

“A system that builds and organizes knowledge in the form or explanations and predictions”

A

Science

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13
Q

A ______ is a well substantiated, unified working explanation.

A

Theory

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14
Q

In a ________ two or more populations or species cohabitate

A

Community

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15
Q

What is the response to temperature, pain, etc.

A

Internal Stimuli

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16
Q

Cell

A

Smallest unit of life

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17
Q

What is “Process through which modern organisms descend with modification from pre-existing forms. “

A

Evolution

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18
Q

How do plants, birds, and animals grow?

A

By producing more cells

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18
Q

FACT

A

Changes in DNA within the population occur I’ve the course of generations

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20
Q

Unicellular

A

An organism growing by increasing size

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20
Q

What are some ways organisms reproduce?

A
  • dividing in half
  • producing seeds
  • eggs
  • parents genetic material is passed on
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21
Q

What is Biology

A

The study of life

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22
Q

Two or more organs working together to make a specific body function occur is a _______.

A

Organ system

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23
Q

True of false?

Organisms collectively have the capacity to evolve

24
Q

Biosphere

A

Part of earth inhabited by living organisms

24
What part of earth is inhabited by | Living organisms
Biosphere
25
Ecosystem
A community all together including non living things
25
Community
Two or more populations of species cohabitating
26
What are the first 6 levels of Biological Organization? | BECSP
- Biosphere - Ecosystem - Community - Species - Population
30
Species
Very similar potentially interbreeding
31
Eukarya organisms have ________
One or more extremely complicated cells
32
Organ
A structure composed of several tissue types
33
Members of one species inhabiting the same area is known as a _________?
Population
34
How do bacteria grow?
By increasing size-unicellular
34
A group of similar cells that performs a specific function make up _______.
Tissue
35
What is the response to light, sound , texture, etc?
External Stimuli
37
What is the smallest unit of life
Cell
38
Molecule
Combination of atoms
39
``` What is _______? "A living organism with... -the ability to adapt -grows -ability to reproduce with DNA -has consciousness" ```
Life
40
What are the four subdivisions of Eukarya?
- Fungi - Plants - Animals - Protists
41
What are the last 6 levels of Biological Organization? | MOOT CMA
- Multicellular Organisms - Organ System - Organ - Tissue - Cell - Molecule - Atom
42
What is the smallest particle of an element
Atom
43
Autotrophs
Self feeding
44
What are self feeding organisms?
Autotrophs
46
Genus
Include many different species which are similar
47
What is the Scientific Process?
``` Observe & Question Create hypothesis Make prediction Test and experiment Conclusion ```
47
Opinion
Not based on evidence
48
What is a hypothesis?
A suggestion based on observations made, a supposition
48
Theory
Well substantiated, unified working explanation
50
DNA stands for ____________.
Deoxyribonucleic acid
51
What are the three major groups of organisms?
- Bacteria - Archaea - Eukarya
52
One or more extremely complicated cells make up a _________ ________.
Eukarya Organisms
53
Bacteria & archaea have_________.
One simple cell
54
Maintainence on internal condition
Homeostasis
54
Heterotrophic
Other feeding
54
An ______ is NOT based on evidence
Opinion