Introductory Concepts in Biology

Flashcards covering key biological concepts for exam preparation.

The process by which plants convert sunlight into energy is called __________.

photosynthesis

The basic unit of life in all living organisms is known as a __________.

cell

The molecule that carries genetic information in all living organisms is __________.

DNA

In ecological terms, a group of organisms of the same species living in the same area is referred to as a __________.

population

The study of interactions between organisms and their environment is known as __________.

ecology

The four main types of biological macromolecules are carbohydrates, lipids, __________, and __________.

proteins; nucleic acids

The __________ is the control center of the cell where DNA is housed.

nucleus

Organisms that can produce their own food through photosynthesis or chemosynthesis are called __________.

autotrophs

The process of cell division that results in two identical daughter cells is called __________.

mitosis

The term for the movement of water across a selectively permeable membrane is __________.

osmosis