How DNA Works: Question Preview (ID: 6347)

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The code for a given amino acid consists of ___ bases
a) one b) four c) three d) two
What are Watson and Crick known for?
a) Taking X-ray pictures of DNA b) Making models of DNA c) Studying the amounts of each base d) Discovering genes
Which of the following shows the correct pairing of bases?
a) A - C b) T - G c) A - T d) G - A
What are the 3 things that make up a nucleotide?
a) a gene, an allele, and a trait b) an amino acid, a base, and a protein c) chromosomes and genes d) a sugar, a phosphate, and a base
What is the matching strand of DNA if the sequence is TAGTCA?
Rosalind Franklin created images that suggested DNA had a(n) ____shape.
a) circular b) tubular c) spiral d) X
The rungs of the DNA ladder are made of___.
a) sugar molecules b) alternating sugar and phosphates c) nucleotide bases d) phosphate molecules
The human body is made of many ______, which are made of amino acids.
a) proteins b) traits c) genes d) bases
What type of mutation? Original DNA: AAACCCGGG Mutated: AAACACGGG
a) deletion b) omission c) substitution d) insertion
If a mutation occurs in the DNA of ____cells, it can be passed from one generation to the next.
a) brain b) muscle c) heart d) sex
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