Atoms and Compounds [Subject SAT (College Board) Biology]: Questions 42 - 46 of 96

Access detailed explanations (illustrated with images and videos) to 824 questions. Access all new questions- tracking exam pattern and syllabus. View the complete topic-wise distribution of questions. Unlimited Access & Unlimited Time!

View Sample Explanation or View Features.

Rs. 400.00 -OR-

How to register? Already Subscribed?

Question 42

Atoms and Compounds
Edit

Question

MCQ▾

A Lewis base is a…

Choices

Choice (5)Response

a.

lone pair donar

b.

lone pair acceptor

c.

proton acceptor

d.

proton donar

e.

None of the above

Question 43

Atoms and Compounds
Edit

Question

MCQ▾

The 3D structure of protein can be determined by

Choices

Choice (5)Response

a.

NMR- Nuclear magnetic Resonance

b.

X-ray crystallography

c.

Both a. and b. are correct

d.

None of the above

e.

Question does not provide sufficient data or is vague

Question 44

Atoms and Compounds
Edit

Question

MCQ▾

What discovery was accounted for in Rutherford’s model of the atom?

Choices

Choice (5)Response

a.

Electrons

b.

A positively charged nucleus

c.

Neutrons

d.

The northwest passage

e.

Question does not provide sufficient data or is vague

Question 45

Atoms and Compounds
Edit

Question

MCQ▾

An atom of sodium has an atomic number of 11 and a mass number of 23. Which of the following statements is correct?

Choices

Choice (5)Response

a.

An atom of sodium has 11 protons, 12 electrons, and 12 neutrons.

b.

An atom of sodium has 11 protons, 11 electrons, and 12 neutrons.

c.

An atom of sodium has 11 protons, 12 electrons, and 11 neutrons.

d.

An atom of sodium has 11 protons, 11 electrons, and 11 neutrons

e.

All of the above

Question 46

Atoms and Compounds
Edit

Question

MCQ▾

Disulphide bonds are formed between

Choices

Choice (5)Response

a.

Cysteine residues that are closed together

b.

Histidine residues that are closed together

c.

Proline residues that are closed together

d.

Cystine residues that are closed together

e.

All of the above