Fun Learning About Very Outstanding Flavonoids On Friday

Quiz
•
Chemistry
•
University
•
Hard
Septaria Yolan
Used 2+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 sec • 2 pts
Flavonoid secara umum memiliki struktur dasar berupa kerangka...
C6–C2–C6
C6–C3–C6
C5–C3–C5
C6–C4–C6
Answer explanation
Flavonoid memiliki dua cincin aromatik (A dan B) yang dihubungkan oleh rantai tiga karbon yang biasanya membentuk cincin heterosiklik (C).
2.
MULTIPLE CHOICE QUESTION
10 sec • 2 pts
Berikut ini yang termasuk dalam kelompok flavonoid adalah...
Alkaloid, Terpenoid, Saponin
Flavon, Isoflavon, Flavanol
Asam fenolat, Tannin, Steroid
Lignan, Kumarin, Polisakarida
Answer explanation
Klasifikasi flavonoid meliputi flavon, flavonol, isoflavon, flavanon, dan lain-lain berdasarkan variasi pada cincin C.
3.
MULTIPLE CHOICE QUESTION
10 sec • 2 pts
Jalur biosintesis utama senyawa flavonoid berasal dari kombinasi antara jalur...
Answer explanation
Flavonoid disintesis melalui jalur fenilpropanoid (shikimat) dan jalur poliketida (asetat/malonat).
4.
MULTIPLE CHOICE QUESTION
10 sec • 2 pts
Berikut ini merupakan ciri-ciri metabolit sekunder, kecuali...
Tidak esensial bagi kelangsungan hidup organisme
Disintesis hanya pada tahap perkembangan tertentu
Dihasilkan oleh semua jenis organisme secara universal
Memiliki peran dalam interaksi organisme dengan lingkungannya
Answer explanation
Metabolit sekunder biasanya spesifik pada kelompok organisme tertentu, tidak seperti metabolit primer yang bersifat universal.
5.
MULTIPLE SELECT QUESTION
10 sec • 2 pts
Teknik berikut ini merupakan metode yang umum digunakan untuk identifikasi senyawa flavonoid...
TLC
Spektroskopi UV-Vis
Spektroskopi IR dan NMR
SDS-PAGE
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