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biology > TERMINOLOGY > Flashcards

TERMINOLOGY Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

GENE

A
  • sections of DNA arranged along chromosome
  • order of the bases make genetic code
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2
Q

DNA

A

-deoxyribose nucleic acid
- characteristics of an organisms
- carries genetic info

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3
Q

NEUCLEOTIDE

A

-molecules that contain (A,C,T,G) in DNA
- basic structural unit of DNA

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4
Q

CHROMOSOMES

A
  • thread like structure of nucleic acid in nucleus
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5
Q

BASE PAIR

A

a pairing of bases adenine and thymine, cytosine and guanine

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6
Q

A,C,T,G

A

-order of bases along DNA strand

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7
Q

AUTOSOMES

A
  • chromosomes that don’t define sex
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8
Q

heterozygous

A

2 different alleles for characteristics

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9
Q

homozygous

A

2 alleles that are identical

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10
Q

chromatid

A

one of the 2 identical halves of the chromosomes

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11
Q

mutation

A

change in DNA sequence

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12
Q

fertelization

A

egg and sperm combining

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13
Q

gamete

A

a mature reproductive cells

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14
Q

genetic

A

study of inherited characteristics (traits)

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15
Q

heredity

A

sub parts of genetics and passing of characteristics to offspring

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16
Q

meosis

A

cell division that results in sexual reproducing an organism that reduces the number of chromosomes in cells

17
Q

sexual reproduction

A

production of new organisms by the combination of gene info of 2 individuals from different sexes

18
Q

diploid cell

A

cell with 2 full sets of chromosomes

19
Q

haploid cell

A

single set of chromsones

20
Q

DNA REPLICATION

A

when DNA makes a copy of it self during cell division

21
Q

MITOSIS

A

when parent cell divides to make new daughter cells

22
Q

asexual reproduction

A

reproduction of new cells by division of the parent cell into 2 daughter cells

23
Q

DNA, CHROMOSONE AND GENE RELATIONSHIP

A

In the nucleus is chromosome. Chromosomes carry DNA in cell. Genes are segments in DNA.

biology (5 decks)

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