Final Flashcards

1
Q

What is evolution

A

The changing characteristics of a species overtime

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2
Q

How was the work of Hutton and Lyle important to Darwin?

A

Help support Darwin theory that living things change

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3
Q

What conclusion did Charles Darwin make based on his study of the beak shape of Galapagos finches?

A

Species change through natural selections so they can become more fit in their environment

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4
Q

What is natural selection?

A

Natural selection allows for beneficial changes in species, so they become more fit

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5
Q

What is fitness

A

The ability to survive and reproduce

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6
Q

What is adaptation?

A

The way species become more fit in their environment

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7
Q

What is survival of the fittest?

A

Only individuals who are most adapted to the environment will survive

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8
Q

What does speciation?

A

A splitting event that produces two or more separate species

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9
Q

Vestigial organ

A

An organ that serves little to no purpose

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10
Q

What is a species?

A

A group of living organisms, consisting of similar genes and or interbreeding

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11
Q

Define behavioral isolation

A

When an animal performs a certain action to attract a mate

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12
Q

What is genetic drift?

A

Change in frequency of a gene due to random chance

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13
Q

What is a mutation?

A

A change in the DNA sequence of a cell

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14
Q

What is the structure of a virus?

A

DNA or RNA genome inside a protein shell called a capsid. Some viruses have an external membrane envelope

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15
Q

What structure is unique to a virus?

A

Viral capsids

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16
Q

What structure is common to both a virus in a living cell?

A

Nucleic acids

17
Q

How are viruses able to reproduce?

A

In order to reproduce, they need a host cell

18
Q

What is the relationship between a virus and its host cell

A

The virus uses the cell to replicate DNA and reproduce, and eventually will burst the cell

19
Q

What is the lytic cycle?

A

Cell bursts

20
Q

What is the lysogenic cycle?

A

Cell does not burst

21
Q

What type of white blood cells does HIV and AIDS destroy?

A

CD4 immune system cells

22
Q

How can viral infections be prevented?

A

Vaccinations, washing your hands, staying away from sick people

23
Q

Can viral infections be treated by antibiotics

24
Q

Can bacterial infections be treated with antibiotics

25
Levels of organization within an organism
Cell, tissue, organ, organ system, organism
26
What is the function of adrenal glands?
Processes hormones that regulates metabolism and blood pressure
27
Which system works to breakdown protein into smaller monomers
Digestive system , amino acids
28
Which systems regulate the production of blood, blood cells, mineral storage and transport them throughout the body
Skeletal and circulatory
29
What is the body response to increased internal body temperature?
Increase sweat
30
What structures are used for water and nutrient absorption in plants
Roots
31
Which organ structure in the intestinal track performs a similar function as the root hares
Villi in the small intestine
32
Describe transpiration
The process of plants, losing water, stomata, guard cells
33
What is the equation for photosynthesis?
6CO2+6H2O->C6H12O6+6O2