FINAL EXAM Flashcards

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1
Q

genetics

The Hardy-Weinberg Theorem

A

States allele frequencies in a population will not change from generation to generation.

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2
Q

genetics

The conclusions of the Hardy-Weinberg Theorem apply only when the population conforms to the following assumptions:

A
  1. No natural selection
  2. No mutations
  3. No migration
  4. Random mating
  5. Infinitely large pop. size
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3
Q

genetics

Translocation

A

Translocation means a change in location. It often refers to genetics, when part of a chromosome is transferred to another chromosome.

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4
Q

genetics

Aneuploidy

A

Cell is missing 1 chromosome, or has 1 chromosome too many. N does not equal 46.

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5
Q

genetics

Polyploidy

A

Refers to having 3+ whole sets of chromosomes. Rare in humans.

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6
Q

genetics

Trisomy

A

Aneuploidy where there is an extra chromo.

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7
Q

genetics

Monosomy

A

Aneuploidy where there is one missing chromo.

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8
Q

genetics

Duplication

A

A type of mutation in which one or more copies of a DNA segment is produced.

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9
Q

genetics

Nondisjunction

A

Nondisjunction is the failure of homologous chromosomes or sister chromatids to separate properly during cell division.

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10
Q

plants

Xylem vs Phloem.

A

Xylem distributes H2O and MINERALS from bottom up(one-way), phloem distributes CO2 and food from leaf down (two-way)

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11
Q
A
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