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Biology > Semester Exam > Flashcards

Semester Exam Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

Homeostasis

A

Maintaining a stable internal condition.

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2
Q

The work of scientists begins with…

A

observations

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3
Q

Controlled Experiment

A

One variable is changed at a time.

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4
Q

How does science differ from other disciplines?

A

Can be tested and proved.

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5
Q

When is a hypothesis useful?

A

When it is testable.

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6
Q

Where may a hypothesis come from?

A

Prior knowledge, observations, etc.

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7
Q

Spontaneous Generation

A

The idea that life could arise from nonliving matter.

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8
Q

What is not a goal of science or how science works?

A

Something that can’t be proven.

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9
Q

Inference

A

Logical interpretation of data based on prior knowledge.

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10
Q

Why do scientists need to publish the details of important work?

A

So their work can be repeated and further tested.

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11
Q

What is a tissue composed of?

A

individual cells

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12
Q

Theory

A

well-tested hypothesis

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13
Q

Osmosis

A

Diffusion of water through a selectively-permeable membrane like the cell membrane.

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14
Q

Biology

A

study of life

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15
Q

Ribosomes

A

Small particles of RNA and protein found throughout the cytoplasm.

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16
Q

Chromosomes

A

Thread-like structures contain the genetic information that is passed from one generation of the cells to the next. Characteristics of the cell.

17
Q

Cell Wall

A

Strong layer around the cell membrane

18
Q

Cell Membrane

A

The gatekeeper to the cell.

19
Q

Characteristics of living things are?

A

Made of cells, grow and develop, based on universal genetic code, obtain materials and energy, reproduce, respond to their environment, and maintain a stable internal environment.

20
Q

Nucleus

A

Brain of the cell.

21
Q

Metabolism

A

Chemical reaction in which an organism breaks down it’s food.

22
Q

Goal of Science

A

Investigate and understand the natural world, to explain events in the natural world, and to use those explanations to make useful predictions.

Biology (28 decks)

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