Ch 1 Flashcards

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0
Q

the characteristics of an organism

-shaped by environment and inheritance

A

traits

ex:7in’, red, blk, brown

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1
Q

The passing of traits from parent to offspring

A

heredity

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2
Q

encode the hereditary material that influence trains

A

genes

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3
Q

Genetics span 5+ levels of biological organization

A
molecular
cellular
organismal
population
species
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4
Q

Central Dogma of Genetics (process/picture)

A
  1. DNA replication
  2. Chromosomal DNA
  3. Transcription
  4. Messenger DNA
  5. Translation
  6. Polypeptide
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5
Q

makes DNA copies that are transmitted from cell to cell and from parent to offspring

A

DNA replication

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6
Q

stores info in units called genes

A

Chromosomal DNA

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7
Q

produces an RNA copy of a gene

A

transcription

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8
Q

a temp. copy of a gene that contains info to make a polypeptide

A

messenger RNA

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9
Q

becomes part of a functional protein that contributes to an organisms traits

A

polypeptide

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10
Q

proteins perform a myriad of cellular functions ________ _________, ___________,___________ ________ _______

A

chemical receptors, enzymes, structural components of cells

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11
Q

__________ are composed of one or more polypeptide chains of amino acids

A

proteins

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12
Q

alternative forms of same gene

A

allele

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13
Q

non-somatic cells=

A

gametes (sperm, eggs, pollen, spores)

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14
Q

genetic evolution occurs at the _________level

A

population

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15
Q

the most basic unit of evolution is the change in ____________ ___________ in a pop

A

allele frequencies