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Grade 11 Biology > Unit 0: Introduction > Flashcards

Unit 0: Introduction Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

Define purpose

A

A statement that describes the reason or objective of performing an experiment/ study

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2
Q

Define hypothesis

A

A testable prediction or educated guess that suggests an expected outcome based on available information and prior knowledge. Follows an “if…..then” format

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3
Q

Define materials

A

A list of all equipment, substances, and items needed to conduct an experiment

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4
Q

Define procedure

A

A step by step set of instructions outlining how an experiment or research study will be conducted, including order of activity

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5
Q

Define observations/ data

A

Recorded information, measurements, or facts gathered during an experiment or study

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6
Q

Define independent variable

A

The factor in an experiment that is deliberately changed to observe its effects on the dependant variable

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7
Q

Define dependent variable

A

The variable that is measured or observed in an experiment and is Influenced by changes in the independent variable

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8
Q

Define control variable

A

A variable that is intentionally kept the same throughout the experiment to ensure that it does not effect the outcome

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9
Q

Define quantitative data

A

Data that is expressed in numerical values and can be measured and counted

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10
Q

Define qualitative data

A

Data that is descriptive in nature and often involves non numerical observations

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11
Q

Define discussion

A

A section of a report where the results of a study are interpreted, analyzed and discussed in the context of the hypothesis

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12
Q

What does a condenser lens do?

A

The condenser lens focuses light on a specimen

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13
Q

What does a diaphragm do?

A

The diaphragm adjusts the amount of light shone on the specimen

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14
Q

What is the stage?

A

The stage is where the specimen is placed for viewing

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15
Q

What are the objective lenses?

A

The objective lenses help to adjust the level of magnification of a specimen

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16
Q

What does the nose do?

A

The nose allows the objective lenses to be switched

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17
Q

What does the eyepiece lens do?

A

The eyepiece lens allows you to see the specimen and also magnifies it

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18
Q

What does the coarse focus knob do?

A

The coarse focus knob raises the stage rougher than the fine focus knob

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19
Q

What does the fine focus knob do?

A

The fine focus knob raises the stage in smaller increments

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20
Q

What do the stage knobs do?

A

The stage knobs move the stage from side to side

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21
Q

What are the 4 main classes of biomolecules?

A

Carbohydrates, lipids, proteins, and nucleic acids

22
Q

What role do carbohydrates play in cells?

A

Carbohydrates are used to provide energy to the cells

23
Q

How do lipids contribute to cells?

A

Lipids make up the membranes of cells, serve as long term energy storage, and help with insulation

24
Q

How do proteins contribute to the cells?

A

They make up protein channels, act as receptors, and make up enzymes and antibodies

25
Q

What is the purpose of nucleic acids?

A

They hold your genetic information and help make your traits

26
Q

What are the seven characteristics of life?

A

Organization, homeostasis, metabolism, reproduction, growth and development, response to stimuli, and evolution

27
Q

What are the seven characteristics of life?

A

Organization, homeostasis, metabolism, reproduction, growth and development, response to stimuli, and evolution

28
Q

Describe organization

A

All living things are made up of cells

29
Q

Describe homeostasis

A

All living things need to regulate their internal conditions

30
Q

Describe metabolism

A

All living things need to store and use energy

31
Q

Describe reproduction

A

All living things have the ability to reproduce

32
Q

Describe growth and development

A

All living things grow and develop based on their genetic instructions

33
Q

Describe response to stimuli

A

All living things respond to stimuli in themselves and their environment

34
Q

Describe evolution

A

All living things can evolve over time

35
Q

What are the differences between prokaryotes and eukaryotes?

A

Prokaryotes don’t have a nucleus or any membrane bound organelles

36
Q

Describe the function of the cell membrane

A

It lets certain materials into and out of the cell

37
Q

Describe the function of the cytoplasm

A

It surrounds all the organelles

38
Q

Describe the function of the cytoskeleton

A

It provides support for the cell and other organelles

39
Q

Describe the functions of the ribosomes

A

They produce proteins

40
Q

Describe the functions of the nucleus

A

It contains the genetic material (DNA) and controls the cells activity

41
Q

Describe the function of the rough ER

A

It produces and transports proteins (it’s covered in ribosomes)

42
Q

Describe the function of the rough ER

A

It produces and transports proteins (it’s covered in ribosomes)

43
Q

Describe the function of the smooth ER

A

It detoxifies and produces types of the lipids

44
Q

Describe the function of the golgi apparatus

A

It receives materials, modifies molecules, sorts material and determines where to send them

45
Q

Describe the function of the mitochondria

A

It produces energy for the cell through cellular respiration

46
Q

What is a monomer?

A

A small single molecular unit that makes up polymer

47
Q

What is the monomer for carbohydrates?

A

Monosaccharide

48
Q

What is the monomer for lipids?

A

Glycerol and fatty acids

49
Q

What is the monomer for proteins?

A

Amino acids

50
Q

What are the monomers of nucleic acids?

A

Nucleotides

Grade 11 Biology (2 decks)

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