DNA, Protein Synthesis, Mutations & Genetic Engineering

DNA is a long chain and double helix made of repeating units called

• Glucose

• Amino Acids

• Fatty Acids

• Nucleotides

Nucleotides are the building blocks for

• Protein

• Carbohydrates

• Fatty Acids

• Nucleic Acids

The letters on the DNA molecule represent different types of

• Sugars

• Molecular bases

• Enzymes

• Proteins

Tags

NGSS.HS-LS1-1

Section A in the diagram is most likely

• Protein containing folded subunits

• A biological catalyst

• Part of a gene for a particular trait

• A chromosome undergoing a mutation

Tags

NGSS.HS-LS1-1

The diagram represents organization levels of a cell. What would letter X represent?

• 4 base subunits- A, T, C and G

• Chains of glucose molecules

• Different amino acids

• Complex inorganic molecules

Tags

NGSS.HS-LS1-2

Which is a main function of a DNA molecule?

• It is an important part of the cell wall

• It stores energy for metabolic processes

• It determines the traits that will be inherited

• It transports material across the cell membrane

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

In the nucleic acid molecule, the structure labeled X could be..

• Deoxyribose

• Ribose

• Adenine

• Phosphate

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

• A-T-G-C-A

• G-C-T-A-T

• T-A-C-G-C

• A-T-A-G-C

In a DNA molecule, 12% of the molecular bases are Cytosine. What percent are Adenine?

• 12

• 24

• 38

• 62

Process by which an exact copy of each chromosome is made before cell division

• Synthesis

• Genetic Engineering

• Replication

• Mutation