Molbio Lec: Beginning, Nucleic & genome quiz

Molbio Lec: Beginning, Nucleic & genome quiz

3rd Grade

50 Qs

quiz-placeholder

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Molbio Lec: Beginning, Nucleic & genome quiz

Molbio Lec: Beginning, Nucleic & genome quiz

Assessment

Quiz

Chemistry, Biology

3rd Grade

Medium

Created by

ISSY KAYE MONSERATE

Used 2+ times

FREE Resource

50 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

The sugar component in RNA is______, while ______in DNA.

Deoxyribose, ribose

Ribose, deoxyribose

Ribose, bases

Phosphate, ribose

2.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

Nucleoside is a pyrimidine or purine base

Ionically bonded to a sugar

Covalently bonded to a sugar

Both covalently and hydrogen bonded to a sugar

Hydrogen bonded to a sugar

3.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

The glycosidic bonds in DNA and RNA

Free to rotate over about 180 degrees

Connect the sugar to the base

Stabilize Watson-crick H-bonds

Can be hydrolyzed by -OH ion

4.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

A nucleotide consists of:

Sugar and phosphate

Paired bases

all of these

Sugar, base and a phosphate

5.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

Which of the following is found on RNA but not DNA?

Phosphate

Uracil

 

Adenine

Deoxyribose

6.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

The monomeric unit of nucleic acid is called_____.

 

Pyrimidines

Purines

 

Nucleosides

 

Nucleotides

7.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

Which of the following pyrimidine base is found in RNA but not in DNA?

Guanine

 

Thymine

Adenine

 

Uracil

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