Unit 1 Exam 1 Vocabulary (Biology)

Bias

• A personal preference or point of view that is not scientific and can affect how results are interpreted.

• A systematic method of collecting data that ensures accuracy.

• An objective analysis of data without personal influence.

• A statistical error that occurs when data is misrepresented.

Tags

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Cell

• The smallest unit of life; the basic building block of all organisms.

• A type of tissue that performs a specific function.

• An organelle responsible for energy production.

• A group of similar cells that work together.

Tags

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Ecosystem

• All the living (biotic) and nonliving (abiotic) factors in an environment, interacting together.

• A community of organisms living in isolation from one another.

• The physical environment without any living organisms.

• A group of similar organisms that can breed and produce fertile offspring.

Tags

NGSS.MS-LS2-3

DNA (Deoxyribonucleic Acid)

• A molecule that stores genetic information in all organisms.

• A type of protein that helps in muscle contraction.

• A carbohydrate that provides energy to cells.

• A lipid that forms the cell membrane.

Tags

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Biology

• The scientific study of life.

• The study of chemical reactions in living organisms.

• The study of the universe and celestial bodies.

• The study of human behavior and societies.

Tags

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Organ

• A single type of cell performing a specific function.

• A structure made of different types of tissues working together (e.g., heart, lungs).

• A group of organs that work independently.

• A type of tissue that connects different body parts.

Observation

• The act of noticing and describing events or processes in an orderly way, using the senses.

• A method of collecting data through experiments and trials.

• The process of analyzing data to draw conclusions.

• A technique used to predict future events based on past occurrences.

Theory

• A well-tested explanation that unifies many observations and hypotheses and allows scientists to make accurate predictions.

• A simple guess based on limited observations.

• An untested idea that lacks scientific support.

• A collection of unrelated facts and data.

Atom

• The smallest unit of matter; the basic building block of all substances.

• A large particle made up of multiple molecules.

• A type of chemical reaction that occurs in compounds.

• A form of energy that can be converted into matter.

Tags

NGSS.MS-PS1-1

Inference

• A logical interpretation based on prior knowledge and experience.

• A statement that can be proven true or false.

• A random guess without any basis.

• A conclusion drawn from a single observation.

Tags

NGSS.MS-LS2-4