Part Four Flashcards

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0
Q

Transmission of characteristics from parents to offspring is called?

A

Heredity

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1
Q

When 2 alleles don’t blend but both show together like in A B blood type, it is called _________

A

Codominance

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2
Q

_______= An allele that is masked by the presence of another allele

A

Recessive

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3
Q

The appearance of an organism is it?

A

Phenotype

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4
Q

Another name for heterozygous?

A

Hybrid

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5
Q

_______= an allele that masks the presence of another allele

A

Dominant

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6
Q

Red and White flowers producing pink offspring is an example of?

A

Incomplete dominance

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7
Q

Change in population over time?

A

Evolution

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8
Q

Differences among individuals within a species?

A

Variation

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9
Q

What did Darwin notice in his travels that inspired his work?

A

Plants and animals were well adapted to their environments.

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10
Q

What causes variation among individuals?

A

Mutations

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11
Q

How often do beneficial mutations occur?

A

Very rarely

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12
Q

Structures that develop from the same embryonic tissues but have different mature forms?

A

Homologous structures

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13
Q

Organ with little or no function?

A

Vestigial organ

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14
Q

Ability of an organism to survive and reproduce in an specific environment?

A

Fitness

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15
Q

Inherited characteristic that increase and organisms chances for survival?

A

Adaptation

16
Q

Preserves remains of an ancient organism?

A

Fossil

17
Q

Measuring Liam beans and finding beans come in different sizes is an example of?

A

Natural variation

18
Q

The practice of breeding dogs to produce offspring with specific traits is an example of?

A

Artificial selection

19
Q

Changes in the allele frequency in a small population that are due to random chance and don’t follow the laws of probability?

A

Genetic drift

20
Q

What is genetic variation?

A

All individuals are different

21
Q

The theory that individuals best adapted to their environment survive and reproduce is called?

A

Natural selection

22
Q

Many species look very similar throughout their developmental stages and share structures such as gill slits?

A

Embryological evidence