Bab 6 : Pembahagian Sel (1)

Question 1

Kariokinesis

Answer 1

Pembahagian nukleas

Question 2

Sitokinesis

Answer 2

Pembahagian sitoplasma

Question 3

Sel soma

Answer 3

○ Sel badan selain gamet
○ Terhasil by proses mitosis
○ Have bil kromosom diploid ( 2 set kromosom / 2n=46 )

Question 4

Sel gamet / pembiakan

Answer 4

○ Terhasil from proses meiosis
○ Have bil kromosom haploid ( 1 set kromosom / n=23 )

Question 5

In diploid 2 set kromosom

Answer 5

○ 1 set from induk jantan is kromosom paternal
○ 1 set from induk betina is kromosom maternal
○ Pasangan kromosom are kromosom homolog
○ Both have same struktur

Question 6

Kromatin

Answer 6

Kromosom ý menyerupai bebenang halus ý panjang

Question 7

Kitar sel

Answer 7

Turutan kejadian ý melibatkan penggandaan DNA also pembahagian sel for menghasilkan sel anak

Question 8

Kitar sel part

Answer 8

1. Interfasa ( fasa G1, S & G2 )
2. Fasa M ( mitosis & sitokinesis )

Question 9

1. Fasa G1 ( interfasa )

Answer 9

1. Pembentukan mitokondrion & jalinan endoplasma
2. Protien disintesis for kegunaan kitar sel
3. Nukleas kelihatan besar
4. Kromsom in form kromatin

Question 10

2. Fasa S ( interfasa )

Answer 10

1. Sintesi DNA happend in nukleas when nukleas menjalani replikasi
2. Kromosom berganda known as kromatid berkembar / seiras
3. Pasangan kromatid have salinan molekul DNA ý sama
4. Pasangan kromatid berpaut pada sentromer

Question 11

3. Fasa G2

Answer 11

1. Sel terus membesar & aktif secara metabolik
2. Mengumpulkan tenaga for next level pembahagian sel

Question 12

4. Mitosis & sitokinesis ( fasa M )

Answer 12

Mitosis level :
1. Profasa
2. Metafasa
3. Anafasa
4. Telofasa