Biology: Chps. 12-15 Question Preview (ID: 8634)


Part 2. TEACHERS: click here for quick copy question ID numbers.

A normal human would have ________ autosomes.
a) 44
b) 46
c) 23
d) 22

A normal female would have these sex chromosomes.
a) XX
b) XY
c) XXY
d) XYY

Which of the following is NOT a way in which RNA is different from DNA.
a) single stranded
b) Uracil instead of thymine for bases
c) Different sugar (ribose instead of deoxyribose)
d) double stranded

Eukaryotes contain a single chromosome.
a) False
b) True
c)
d)

If a DNA sequence is ATGCCA, what would be its mRNA sequence.
a) UACGGU
b) TACGGT
c) TAGCCT
d) UAGCCU

Used X-ray diffraction to help reveal the structure of DNA.
a) Rosalind Franklin
b) Watson & Crick
c) Oswald Avery
d) Frederick Griffith

mRNA can be decoded (translated) in either direction.
a) False
b) True
c)
d)

Occurs when an organism has extra sets of chromosomes.
a) Polyploidy
b) Transcription
c) Mutagens
d) Translation

The Y chromosome contains more genetic information than the X chromosome.
a) False
b) True
c)
d)

If the mRNA codon if CUA what would be the tRNA anticodon?
a) GAU
b) GAT
c) GTT
d) CAU

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