
sel kultur
Authored by Happy Permatasari
Biology
University
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
1. Apa yang dimaksud dengan kultur sel?
Proses pemisahan sel dari jaringan dengan mikroskop
Menumbuhkan sel pada lingkungan alami
Menumbuhkan sel dari hewan atau tumbuhan pada media buatan
Memasukkan sel ke dalam tubuh organisme lain
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Prinsip utama dalam proses recovery cell adalah:
Membekukan sel secepat mungkin
Mencairkan sel perlahan selama 10 menit
Mencairkan sel dengan cepat di suhu 37°C
Menambahkan gliserol sebelum thawing
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Tujuan penggunaan Trypsin-EDTA dalam kultur sel adherent adalah:
Membekukan sel
Melepaskan sel dari permukaan flask
Menonaktifkan enzim dehidrogenase
Melarutkan medium kultur
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Mengapa penting membekukan sel pada konsentrasi tinggi?
Mempermudah perhitungan sel
Menghemat media
Mengurangi risiko infeksi
Mempertahankan viabilitas
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Apa fungsi DMSO dalam media pembeku sel?
Melindungi sel dari kerusakan selama pembekuan
Menginduksi pembelahan sel
Menghentikan pertumbuhan sel
Mengaktifkan enzim Trypsin
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Perhitungan jumlah sel secara manual menggunakan rumus:
Jumlah sel x 1.000.000
Jumlah sel dari 4 kuadran x 500.000
Volume x luas area x 2
Sel viabel x 10^6
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Manakah dari pernyataan berikut yang TIDAK termasuk prinsip dasar cryopreservation?
Sel harus dalam jumlah passage tinggi
Menggunakan cryoprotective agent seperti DMSO
Proses pembekuan dilakukan secara perlahan
Penyimpanan di suhu -70°C atau nitrogen cair
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