Intro to Biology: Core Principles and Cell Structure

The scientific study of life.

All living organisms are composed of cells.

Hereditary information is encoded in DNA and genes.

Life evolves over time through natural selection.

Living organisms maintain a stable internal environment.

Cells are the basic units of life.

Change in the genetic makeup of a population over time.

Variety of life at all levels.

The science of classifying and naming organisms.

Communities of organisms interacting with their physical environment.

The study of preserving biodiversity and protecting ecosystems.

Xylem and phloem transport water and nutrients throughout the plant.

The study of the interactions between organisms and their environment.

Population size, density, distribution, and growth.

Flow of energy and cycling of nutrients in an ecosystem.

The study of microorganisms.