DNA And RNA Structure And Function Question Preview (ID: 6118)


Covers DNA And RNA Molecules. TEACHERS: click here for quick copy question ID numbers.

DNA
a) stores genetic information in the form of a code
b) transfers information from the mRNA to the ribosomes
c) can leave the nucleus
d) links together amino acids

RNA contains which of thses nucleotides?
a) Ribose + phosphate group + thymine
b) Ribose + phosphate group + uracil
c) Deoxyribose + phosphate group + thymine
d) Deoxyribose + phosphate group + uracil

DNA and RNA are similar in that
a) they have the exact same bases
b) they have the same sugars
c) they are both made of nucleotides
d) they have the same functions

A nucleotide is made of
a) a phosphate group, a sugar, and a base
b) a phosphate group, a sugar, and a base pair
c) a phosphate group and a base
d) a phosphate group and a sugar

How many types of RNA are needed to make a protein?
a) 1
b) 2
c) 3
d) 4

The backbone of a DNA molecule is made of
a) base pairs
b) phosphate groups and deoxyribose
c) phosphate groups and ribose
d) nucleotides

Which of the following base pairs is correct?
a) Adenine - Guanine
b) Guanine - Thymine
c) Adenine - Cytosine
d) Cytosine - Guanine

What type of bonds hold the two strands of DNA together?
a) phosphate bonds
b) hydrogen bonds
c) nitrogen bonds
d) carbon bonds

Genes found in the DNA contain the instructions for assembling
a) proteins
b) purines
c) pyramidines
d) nucleotides

DNA is found
a) in the nucleus of prokaryotics cells
b) in the cytoplasm of eukaryotic cells
c) in the ribosomes of eukaryotic cells
d) in the nucleus of eukaryotic cells

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