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Peptides, Protein & Other Amino Acid : Pre-Test

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

What is the amino group's structure?

a)

-SH

b)

-PO4

c)

-NH2

d)

-OH

2.

Amine is a derivative compound from ...

a)

Amide

b)

Carboxylic acid

c)

Ammonia

d)

Nitro

3.

True or false: Amino acids are organic compounds that contain amine (-NH2) and carboxyl (-COOH) functional groups, along with a side chain (R group) specific to each amino acid.

a)

True

b)

False

4.

True or false: The key elements of an amino acid are carbon (C), hydrogen (H), and nitrogen (N), although other elements are found in the side chains of certain amino acids.

a)

True

b)

False

5.

The picture above is

a)

General structure of an protein

b)

General structure of an peptide

c)

General structure of an amino acid

d)

All of the above

6.

True or flase: Amino acids participate in a number of processes such as neurotransmitter transport and biosynthesis.

a)

True

b)

Flase

7.

True or false: Peptides are formed by two or more amino acids and are connected by hydrogen bonds to form linear chains.

a)

True

b)

False

8.

True or false: Protein tidak hanya berfungsi sebagai nutrisi, tetapi juga dapat memodulasi fungsi fisiologis tubuh.

a)

True

b)

False

9.

True or false: Peptida bioaktif (memiliki fungsi fisiologis) dapat mengerahkan sifat yang bermanfaat bagi kesehatan sehingga dapat dikembangkan sebagai nutraceuticals atau makanan fungsional.

a)

True

b)

False

10.

True or false: Bioactive peptides from plant sources are typically from soy, oat, pulses (chickpea, beans, peas, and lentils), canola, wheat, flaxseed, and hemp seed.

a)

True

b)

False

11.

Source of bioactive peptides is

a)
b)
c)
d)
12.

Tanaman sumber peptida dikelompokkan sebagai bahan pangan/nutrisi atau obat?

a)

Pangan

b)

Obat

13.

Deteksi protein secara kualitatif dapat dilakukan dengan

a)

Test Ninhidrin

b)

Test Biuret

c)

Tes Hopkins Cole

d)

Tes Sakaguchi

e)

Semua benar

14.

Benar atau salah: Protein dapat dipisahkan menggunakan kromatografi lapis tipis

a)

Benar

b)

Salah

15.

Benar atau salah: Deteksi kualitatif protein dapat menggunakan Test Nitroprusida

a)

Benar

b)

Salah