DNA is copied during a process called ______________ which results in an identical copy of itself.

• Photosynthesis
• Transcription
• Replication
• Translation

Tags

NGSS.HS-LS3-2

Which type(s) of RNA is(are) involved in protein synthesis?

• transfer RNA
• messenger RNA
• tRNA and mRNA
• tRNA, mRNA, and rRNA

Tags

NGSS.MS-LS3-1

Genes contain instructions for assembling _______________.

• Nucleosomes
• Proteins
• Purines
• Pyrimidines

Tags

NGSS.HS-LS1-1

Which of the following are found in both DNA and RNA?

• ribose, phosphate groups, and adenine
• phosphate groups, guanine, and cytosine
• phosphate groups, guanine, and thymine
• deoxyribose, phosphate groups, and guanine

Which illustration of a chromosomal change best represents a chromosome mutation known as a deletion?

• ABCDEFG —> ABCDEF
• ABCDEFG —> ABEDCFG
• ABCDEFG —> ABCDEFGH
• ABCDEFG —> ABCDEFGKMN

Tags

NGSS.HS-LS3-2

DNA replication results in two DNA molecules,

• each with two new strands.
• each with one new strand and one original strand.
• each with two original strands.
• one with two new strands and the other with two original strands.

Unlike DNA, RNA contains...

• a phosphate group
• thymine
• guanine
• uracil

What is produced during transcription?

• Protein
• tRNA
• mRNA
• DNA

The order of nitrogenous bases in DNA determines the order of ______________ in proteins.

• nucleic acids
• lactic acids
• Phosphates
• amino acids

Tags

NGSS.HS-LS1-1

In a portion of a gene, the nitrogenous base sequence is T-C-G-A-A-T.  Which nitrogenous base sequence would normally be found bonded to this section of the gene?

• A-C-G-T-A-A
• A-C-G-U-U-A
• A-G-C-T-T-A
• U-G-C-A-A-U

Tags

NGSS.HS-LS1-1