Since mature red blood cells do not contain a nucleus, more room is available for nucleotides mitochondria hemoglobin vacuoles.

This aquarium exhibits biotic and abiotic factors in an aquatic environment. one of the abiotic factors is

Consider the last statement in the prompt: "people take such environmental factors into account in their choices when deciding where to live." do all people have a choice as to where they live? what factor plays a key role in this decision and may therefore play a large role in determining quality of life?

Organisms are classified, or grouped into categories, based on similarities in their characteristics and/or evolutionary relationships. the study of how organisms are classified is known as