Ooga Booga Exam 1 Flashcards

(103 cards)

1
Q

Mankind exercising wise dominion over all creation

A

Creation mandate

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2
Q

Recorded information from an experiment or survey is called

A

Data

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3
Q

What is the first thing you do using the scientific method

A

Define the problem

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4
Q

What is an educated guess

A

Hypothesis

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5
Q

The group not exposed to the independent variable is the

A

Control group

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6
Q

What is the only difference between the control group and the experimental group

A

The independent variable

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7
Q

What is the study of life

A

Biology

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8
Q

The idea that organisms come to life from non-living organisms

A

Spontaneous generation

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9
Q

The variable added to the experimental group

A

Independent variable

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10
Q

What is the variable present in both groups

A

Dependent variable

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11
Q

The eyepiece of a microscope is also Called

A

The ocular

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12
Q

Which part of the microscope changes the amount of light able to pass through

A

The diaphragm

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13
Q

One of the lenses on a revolving nosepiece so the magnification of the specimen can be varied is called

A

Objective

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14
Q

Who is the father of microscopy

A

Anton von Leeuwenhoek

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15
Q

What is a simple microscope

A

Has one lense

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16
Q

What microscope has two sets of lenses

A

Compound light microscope

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17
Q

What is the backbone of the microscope that supports the body tube

A

Arm

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18
Q

What is the large knob on each side of the microscope that moves the body tube and quickly focuses on the specimen

A

Coarse adjustment knob

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19
Q

Small knobs that produce a sharp focus

A

Fine adjustment knobs

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20
Q

What are the two basic types of electron microscopes

A

Transmission and scanning

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21
Q

Used to obtain surface images of structures or organisms rather than internal structures

A

Scanning electron microscope

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22
Q

Used to look at internal structures

A

Transmission electron microscope

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23
Q

An atom having a negative or positive charge is called a

A

Ion

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24
Q

What are the subatomic particles found in the nucleus

A

Protons neutrons and electrons

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25
Anything that occupies space and has mass is called
Matter
26
What is a pure substance made of two or more elements chemically combined
A compound
27
The number of protons in an atom best describes its
Atomic number
28
What is the smallest unit of an element
The atom
29
Pure substances that cannot be broken down into simpler substances by ordinary chemical reactions
Element
30
What are the three particles that make up an atom
Protons neutrons and electrons
31
The space surrounding the nucleus of an atom contains
Electrons
32
Element with the same number of protons but different numbers of neutrons
Isotope
33
When atoms share electrons what type of bonding is this
Covalent bonding
34
The attraction between oppositely charged ions is called an
Ionic bond
35
What are the two basic components of the universe
Matter and energy
36
What is the ability to do work
Energy
37
What is the first law of thermodynamics
The law of conservation of matter - matter cannot be created nor destroyed
38
What is the activation energy
The energy required to start a chemical reaction
39
What are the compounds that serve as organic catalysts that speed up chemical reactions
Enzymes
40
The net movement of molecules from an area of higher concentration of a substance to an area of lower concentration of a substance is called
Diffusion
41
A reaction that absorbs heat
Endothermic
42
A reaction that releases heat
Exothermic
43
Identity the reactants In | A+B->C+D
A+B are the reactants
44
What does a catalyst do
Speed up reactions
45
Allows some things to pass through but not others
Semipermeable
46
Diffusion will continue until what point
Equilibrium
47
The diffusion of water molecules through a semipermeable membrane
Osmosis
48
A mixture of one or more substances within another substance
Solution
49
A mixture that is the same throughout
Homogeneous mixture
50
What is the universal solvent
Water
51
A substance with a ph of 6 is called an
Acid
52
What is a solution that has an excess of hydrogen ions
Acid
53
All organic compounds contain
Carbon
54
What is a monosaccharide and give an example
The simplest form of carbohydrate, glucose
55
Phospholipids are distinguishable from other lipids by the presence of a
Phosphate group
56
Reaction where water is added to split a molecule
Hydrolysis
57
Function as the chemical messengers
Steroids
58
What is the hereditary material that living things consist of
DNA
59
What are the monomers of DNA and RNA
Nucleotides
60
What makes up a nucleotide
Nucleus acids
61
What sugar does RNA have that is different from DNA
Ribose
62
What are the basic building blocks of a protein
Amino acids
63
Saturated fatty acids will be in what form at room temperature
Solid
64
Lipids will be in what form at room temperature
Liquid
65
What accounts for the strength of plant cells
Cellulose
66
Two sugars combine to form a disaccharide by
Dehydration synthesis
67
A chain of amino acids is called a
Polypeptide chain
68
What does the cell theory state
1. The cell is the basic unit of all living things 2. Cells perform all functions of living things 3. New cells come from preexisting cells
69
Cork “cells” were identified by who
Robert Hooke
70
Man who described the nucleus as the special structure found found in all cells
Robert Brown
71
Who discovered that all plants are made of cells
Matthias schleiden
72
Who said that animals are made up of cells
Theodor Schwann
73
Who proposed that cells arise only from preexisting cells
Rudolf virchow
74
What is the difference between a eukaryotic cell and a prokaryotic cell
Eukaryotic has defined nucleus and membrane bound organelles, prokaryotic doesn’t have a defined nucleus and doesn’t have membrane bound organelles
75
Example of a prokaryotic cell
Bacteria
76
Prokaryotes lack a true
Nucleus
77
Flat layers of membrane that packages modifies and sends things
Golgi apparatus
78
ER with ribosomes attached
Rough endoplasmic reticulum
79
ER that makes lipids and detoxifies drugs
Smooth endoplasmic reticulum
80
Center of nucleus, contains DNA
Nucleolus
81
Powerhouse of the cell
Mitochondria
82
Outer layer, only allows certain things to enter or leave the cell
Cell membrane
83
What is the main function of the cell wall
To protect the cell
84
Cilia and flagella aid the cell in
Movement
85
Which organelle makes proteins
Ribosomes
86
Which organelle is associated with digestion in the cell
Lysosomes
87
What is the control center of the cell
Nucleus
88
the cytoplasms long tubular extensions that are used in cellular movement are called
Flagella
89
Which organelle is found in plants that stores water, chemicals, and nutrients
Large central vacuole
90
A plastid is storehouse for cell
Leucoplast
91
Single celled organisms possess long whiplike structures that are used for locomotion These structures are called
Flagella
92
Do animal cells have a cell wall
No
93
What do all cells have in common
Cell membrane
94
Which organelle is found in most plant cells but never in animal cells
Chloroplast
95
Straight chains, solid at room temperature, single bonds only
Saturated fat
96
Liquid at room temperature, double bond
Unsaturated fat
97
2 simple sugars combined
Disaccharide
98
Double helix, spiral with nucleotides
Structures of DNA and RNA
99
Contains two fatty acids, phosphate group and glycogen
Phospholipid
100
Most complex sugar
Polysaccharide
101
Polysaccharide used for energy storage by plants
Starch
102
Animal starch
Glycogen
103
Changing conditions to deform proteins to not work like they should
Denaturing of proteins