protein synthesis

Which of the following are differences in the structure between RNA and DNA

• DNA uses deoxyribose sugar, RNA uses sugar ribose

• DNA pairs Adenine with Uracil, RNA pairs Adenine with Thymine

• DNA is a double helix, RNA is a single helix

• DNA pairs Adenine with Thymine, RNA pairs Adenine with Uracil

What breaks the H- bonds in order for DNA to separate during replication and protein synthesis?

• Enzyme (RNA polymerase)

• nitrogen bases

• the nucleus

• RNA

Each Transfer RNA carrys one

• oxygen

• nucleotide

• base

• amino acid

Which of the following is a “stop” codon?

• AAG

• UGC

• UGA

• UGG

What amino acid is represented by the codon UUA?

• Phenylalanine
• Tyrosine
• Leucine
• Stop codon

The codon UUU codes for the amino acid:

• threonine

• phenylalanine

• glycine

• leucine

In RNA, Uracil pairs with ______. 

• cytosine
• adenine
• guanine
• thymine

What process is going on in this photo? 

• Transcription 
• Translation 
• Replication 
• All the above 

RNA contains which bases?

• adenine, guanine, uracil, cytosine
• thymine, guanine, cytosine, uracil
• thymine, uracil, cytosine, guanines
• adenine, uracil, guanine, thymine

In DNA replication, a section of DNA with bases ATTC will line up with bases:

• GAAC

• AUUG

• ATTC

• TAAG