Which choice describes DNA after replication has taken place?

• one molecule with two original strands and one molecule with two new strands
• two molecules, each with one original and one new strand
• two molecules, each with two new strands
•  two molecules, each with two old strands

The sequence of DNA below is part of a gene. How many amino acids are coded for by this segment? 

• 4
• 8
• 12
• 20

Tags

NGSS.HS-LS1-1

 A diagram of a cellular process is shown below. Which of the following identifies the process shown at point Z?

• Translation
• Translocation
• Replication
• Transcription

Tags

NGSS.HS-LS1-1

Which of the following carries amino acids to the site of protein synthesis? 

• mRNA
• rRNA
• tRNA
• nRNA

Base your answer to the following question on the structures represented in the diagram below. What is the relationship between these three structures?

•  DNA is made up of proteins that are synthesized in the cell.
• Protein is composed of DNA that is stored in the cell.
• DNA controls the production of protein in the cell.
•  The cell is composed only of DNA and protein.

Tags

NGSS.HS-LS1-1

The molecule represented is found in living things. Which statement describes one characteristic of this molecule?

• It is the template for the replication of genetic information
• Organic catalysts are made up of these molecules
• ) It is different in each cell of an organism
• Cell membranes contain many of these molecules.

Tags

NGSS.HS-LS1-1

The diagram below represents a portion of a DNA molecule. The letters represent different types of 

• sugar molecules
• nitrogen bases
• enzymes
• proteins

Tags

NGSS.HS-LS1-1

Who is credited for discovering the shape of DNA?

• James Lebron and Francis Oneill
• James Watson and Francis Crick
• Henry Ford
• Rosalind Franklin

What 3 things make up a nucleotide?

• Sugar, Phosphate, Nitrogen Base
• Sugar, Hydrogen, Carbon
• Carbon, Phosphate, Nitrogen
• mRNA, tRNA and rRNA

How many base pairs would be needed to chain together 3 amino acids?

• 3
• 6
• 9
• 12

Tags

NGSS.HS-LS1-6