Molecular biology help!! Question 1 __________ are five-carbon sugars. Monosacch

Question

Molecular biology help!!

Question 1

__________ are five-carbon sugars.

Monosaccharides

Disaccharides

Pentoses

Fructoses

None of the above

1 points

Question 2

__________ and cytosine are derivatives of pyrimidines.

Ribose

Thymine

Adenine

Deoxyribose

Guanine

1 points

Question 3

The first hint that genes are made of DNA came from an observation by ________________ in 1928.

Maclyn McCarty

Alfred Hershey

Frederick Griffith

Oswald Avery

Frederick Sanger

1 points

Question 4

Deoxyribose has a hydrogen atom at _______, whereas ribose has a hydroxyl group at this position.

carbon-2

carbon-3

carbon-4

carbon-1

carbon-5

Monosaccharides

Disaccharides

Pentoses

Fructoses

None of the above

Explanation / Answer

C. Pentoses, (are 5 carbon sugars) B. Thymine C. Frederick Griffith B. carbon-3

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