Dhaxalka iyo walaxda hidaha

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Waxaan sharxi karaa in qaar, laakiin aan dhamaantood ahayn, sifooyinka la dhaxlo marka walaxda hidaha laga gudbiyo waalidiinta ubadkooda.

Hordhac

Casharkayaga maanta, cinwaankiisu waa "Heredity and Genetic Material", wuxuu ka mid yahay cutubka "Heredity and DNA". Waa inaad hore u garanaysaa in astaamaha jidhkaagu ay ka yimaadaan waalidkaaga, laakiin ma ogtahay in deegaanka iyo qaab noloshadu sidoo kale saameyn ku leeyihiin?

Muuji qoraalka

Biological features are inherited when genetic material is passed from parents to their offspring during reproduction. Genetic material provides instructions for growth and other life processes. Only features caused by instructions in the genetic material can be inherited. Features caused by lifestyle and the environment cannot be inherited. Examples of features caused by genetic information (e.g. eye colour) and by the environment (e.g. scars).

Warqadda shaqada

weli lama diyaarin

Imtixaannada

1. Sidee waxaan ugu yeedhnaa ilmaha noolaha, kaas oo la soo saaro ka dib taranka?
- dhallaanka
- carruurta
- Jawaabta saxda ah:faraca (offspring)
- da'da yar
2. Waa maxay heerka nolosha ee maadada hidde-sidaha (genetic material) laga gudbiyo waalidka ilaa ubadka?
- koritaanka
- Jawaabta saxda ah:tarmidda (reproduction)
- dhalashada
3. Waa maxay sababta ay walaalaha (brothers and sisters) u ekaadaan midba midka kale laakiin aysan u ekaanayn si isku mid ah?
- Wiilasha waxay ka dhaxlaan astaamaha aabaha, gabdhahana waxay ka dhaxlaan hooyada.
- Qaarkood waxay ka dhaxlaan astaamo badan hooyada ama aabaha.
- Qaarkood waxay si toos ah uga dhaxlaan astaamaha awoowayaasha (grandparents).
- Jawaabta saxda ah:Dhammaantood waxay ka dhaxlaan isku darka astaamaha kala duwan ee hooyada iyo aabaha.

1. Noocyo ka mid ah arrimaha (factors) ee carruurtu ay ka dhaxli karaan waalidkood waa kuwee?
- Jawaabta saxda ah:sifooyinka jirka (physical features)
- fikradaha
- jirdhiska (fitness)
- hababka (processes)
2. Dooro astaamaha ay saameeyaan isku darka dhaxalka iyo deegaanka/qabka nolosha.
- Jawaabta saxda ah:cabirka murqaha
- sawirka maqaarka (tattoo)
- dhererka
- nabarraha (scars)
3. Waa maxay hababka ay go'aamiyaan dhaxalka (heredity)?
- Jawaabta saxda ah:Dheefshiidka
- Jimicsiga
- Neefsashada
- Hadalka

Waxa ardaydu arkaan