Genetika Flashcards

1
Q

Kas nulemia tam tikrų požymių susidarymą?

A

Genai

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2
Q

Kur susijungia vyriškosios ir moteriškosios lytinių ląstelių chromosomos?

A

Zigotoje

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3
Q

Genetika -

A

biologijos mokslo saka, tirianti organizmu paveldimuma ir kintamuma, ju desningumus, organizmo raida lemiancius genetinius veiksnius

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4
Q

Paveldimumas -

A

organizmams budinga savybe perduoti kitoms kartoms savo pozymius ir vystymosi ypatybes

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5
Q

Kintamumas -

A

organizmu savybe igyti nauju pozymiu

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6
Q

Genetikos kokslo sritys

A

Molekuline, klasikine, klinikine, organizmu, populiaciju genetika

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7
Q

Molekuline genetika

A

Tiria DNR struktura, funkcijas

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8
Q

Klasikine genetika

A

Pozymiu paveldejimo desnius

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9
Q

Klinikine genetika

A

Zmogaus genetiniu ligu diagnostika, gydymo budus

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10
Q

Organizmu genetika

A

Pagal organizmus skirstoma i gyvunu, augalu ir kt.

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11
Q

Populiaciju genetika

A

Tiria genetinius reiskinius vykstancius populiacijose

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12
Q

Veislė -

A

Vienos rusies augalu arba gyvunu grupe, turimti vienodas paveldimasias isvaizdos biologines ar ukines savybes

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13
Q

Selekcija-

A

Mokslas, tiriantis gyvuhu organizmu paveldimuju savybiu keitima ir tobulinima

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