Biology 2nd Semester Final Review

Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG

• ATG TGA CAG
• TAC ACT GTC
• GTA AGT GAC
• CAT TCA CTG

Which of the following units are repeatedly joined together to form a strand of DNA?

• amino acids
• nucleotides
• fatty acids
• polysaccharides

Why is DNA important?

• it is very small and very complicated
• it's in everything
• it serves as the blueprint for traits of all living things
• because we eat it every day for energy

Tags

NGSS.HS-LS3-1

NGSS.HS-LS1-1

Replicate the following strand of DNA: 
AATCATGGA

• AATCATGGA
• TTAGTACCT
• UUAGUACCU
• GGATAUCUA

Tags

NGSS.HS-LS1-1

What are the three components of a nucleotide?

• sugar, hydrogen, nitrogen base
• sugar, oxygen, nitrogen base
• sugar, phosphate, nitrogen base
• sugar, phosphate, protein

Which process is used to make mRNA from the DNA in the nucleus?

• transcription
• translation
• replication 

Which RNA bases would pair with TACGAA in transcription? 

• AUGCUU
• ATGCTT
• GCATCC
• GCAUCC

Where does transcription take place?

• nucleus
• cytoplasm
• ribosome

One difference between DNA and RNA is that....

• Only RNA has the base Uracil
• only RNA contains the base Thymine
• only RNA contains the base Cytocine
• only RNA contained the base Guanine

A triplet of mRNA is called a

• codon
• anticodon
• amino acid
• peptide bond