Life Science Quiz

What is considered the basic structural and functional unit for life?

What is a gene composed of?

• Proteins

• DNA

• RNA

• Lipids

What is the basic functional unit of heredity?

What is DNA?

• A molecule that contains the instructions an organism needs to develop, live, and reproduce.

• A type of protein found in the human body.

• A form of carbohydrate that provides energy.

• A component of cell membranes.

What are Proteins used for?

• Determining the speed of an organism

• Determining the physical characteristics, or traits, that are expressed

• Creating energy for cellular processes

• Transporting oxygen in the bloodstream

What is the function of a protein determined by?

• Its three-dimensional structure

• The presence of lipids

• The temperature of the environment

• The pH level of the solution

Place in order of production: Traits, Proteins, Genes

• Proteins, Traits, Genes
• Proteins, Genes, Traits
• Traits, Genes, Proteins
• Genes, Proteins, Traits

Does the DNA or the RNA molecule separate the two chromosome strands?

• DNA

• RNA

• Both DNA and RNA

• Neither DNA nor RNA

What does the RNA molecule provide?

• Instructions for protein synthesis

• Energy to cells

• Protection against diseases

• Support for cell structure

Where do the coded copies of the DNA's genetic code come from?

• Ribosomes

• Mitochondria

• Nucleus

• Endoplasmic Reticulum