etea medical mcqs

Category: Biology etea medical mcqs

No.	Topics.	No.	Topics.
1.	1ST YEAR BIO RANDOM MCQs KP TEXT BOOK	2.	ACELLULAR LIFR
3.	BIOENERGETICS	4.	BIOLOGICAL MOLECULES
5.	Biotechnology	6.	Biotechnology and Health Care
7.	CELL STRUCTURE & FUNCTION	8.	Circulation
9.	COORDINATION & CONTROL/ NERVOUS & CHEMICAL COORDINATION	10.	DIVERSITY AMONG ANTMALS (THE KTNGDOM ANIMALIA)
11.	ENZYMES	12.	EVOLUTION
13.	Form and Function in Plants	14.	Homeostasis ( Mainly Kidney Portion )
15.	Human Reproductive system-Menstrual cycle	16.	INHERITANCE
17.	lmmunity	18.	PROKARYOTES (KTNGDOM MONERA)
19.	REPRODUCTION	20.	Respiration
21.	Respiratory system	22.	SUPPORT & MOVEMENT

Amino acids are joined during protein synthesis by:

Condensation reactions
Hydrolysis reactions
Deamination
Methylation

Fibrous proteins are mainly involved in:

Enzyme activity
Structural roles
Transport
Immunity

Which amino acid contains sulfur?

Alanine
Methionine
Valine
Proline

Which of the following is NOT involved in the tertiary structure?

Ionic bonds
Peptide bonds
Disulfide bridges
Hydrophobic interactions

Which of the following is a fibrous protein?

Insulin
Hemoglobin
Collagen
Albumin

Which protein structure is formed immediately after translation?

Tertiary
Quaternary
Primary
Secondary

Which type of protein structure involves multiple polypeptide chains?

Primary
Secondary
Quaternary
Tertiary

Which of the following is a globular protein?

Keratin
Collagen
Hemoglobin
Elastin

The linear chain of amino acids in a protein is its:

Secondary structure
Primary structure
Tertiary structure
Quaternary structure

A peptide with 12 amino acids contains how many peptide bonds?

10
11
12
13

Proteins that act as biological catalysts are called:

Hormones
Enzymes
Lipids
Nucleotides

Hydrogen bonding is most significant in which protein structure?

Primary
Secondary
Quaternary
Tertiary

Protein denaturation can be caused by:

Cold
Salt
Heat or pH
Sunlight

The enzyme-substrate interaction depends on the protein?s:

R group
Tertiary structure
Secondary helix
Peptide backbone

A protein?s 3D shape is determined mainly by:

RNA code
Primary sequence
Fat content
Water content

Which of the following is NOT an amino acid?

Lysine
Tyrosine
Adenine
Glycine

The function of a protein is determined by its:

Size
Structure
Charge
Location

Protein hormones are:

Hydrophobic
Insoluble in water
Hydrophilic
Always enzymes

Proteins are made by linking amino acids using:

Glycosidic bonds
Phosphodiester bonds
Peptide bonds
Ester bonds

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