Final Flashcards

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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

A

No

24
Q

Can bacterial infections be treated with antibiotics

A

Yes

25
Q

Levels of organization within an organism

A

Cell, tissue, organ, organ system, organism

26
Q

What is the function of adrenal glands?

A

Processes hormones that regulates metabolism and blood pressure

27
Q

Which system works to breakdown protein into smaller monomers

A

Digestive system , amino acids

28
Q

Which systems regulate the production of blood, blood cells, mineral storage and transport them throughout the body

A

Skeletal and circulatory

29
Q

What is the body response to increased internal body temperature?

A

Increase sweat

30
Q

What structures are used for water and nutrient absorption in plants

A

Roots

31
Q

Which organ structure in the intestinal track performs a similar function as the root hares

A

Villi in the small intestine

32
Q

Describe transpiration

A

The process of plants, losing water, stomata, guard cells

33
Q

What is the equation for photosynthesis?

A

6CO2+6H2O->C6H12O6+6O2