PBS Unit 2.2

In RNA, Uracil pairs with ______. 

• cytosine
• adenine
• guanine
• thymine

The process to go from mRNA to a protein is called ____

• transcription
• rRNA
• replication
• translation

DNA holds the code for

• lipids
• carbohydrates
• protein
• sugar

Tags

NGSS.HS-LS1-1

Choose the nucleotide sequence of the RNA strand that would be complementary to the following strand: 
GTAGTCA

• UATUAGA
• ACGACTG
• CAUCAGU
• CATCAGT

The main function of tRNA is to...

• carry a message that, when translated, forms proteins
• form a portion of ribosomes
• string together complementary RNA and DNA strands
• bring amino acids from the cytoplasm to the ribosomes

What amino acid is represented by the codon UUA?

• Phenylalanine
• Tyrosine
• Leucine
• Stop codon

Tags

NGSS.HS-LS1-1

What process is going on in this photo? 

• Transcription 
• Translation 
• Replication 
• All the above 

Tags

NGSS.HS-LS1-1

21 nucleotides will provide how many codons?

• 3 amino acids
• 5 amino acids
• 7 amino acids
• 9 amino acids

What is the purpose of transcription? 

• to make protein
• to make ribosomes
• to make nucleus
• to make mRNA

Which component of DNA determines the traits of an organism? 

• Nitrogen Bases
• Sugar-Phosphate Backbone
• Hydrogen bonds

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1