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Lecture Exam 1 Review - 1-5 Flashcards | StudBud
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Lecture Exam 1 Review - 1-5
Lecture Exam 1 Review - 1-5
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Answers
1
The curve of fluid in this test tube is called the
capillary
mercury
meniscus
thermometer
2
The eye piece has a magnification of 10x and you use the high power objective with 40x what is the total magnification?
4000
4
400
40
3
The end that repels away from water for phospholipids is called
Hydrophobic
Hydrophillic
4
Atomic Number?
15
8
4
16
5
A scientific theory has more support than a hypothesis
False
True
6
What does a Ribosome do
Creates energy for the cell
Holds information on how to make the cell
Makes proteins
Makes the cell green
7
The mass number is equal to the number of
protons plus neutrons
electrons
protons plus electrons
protons
8
What are the monomers of Carbohydrates?
fatty acids
Monosaccharides
Amino Acids
9
What are the monomers of protein?
Nucleotides
Amino Acids
Monosaccharides
Fatty Acids
10
A modification that makes organisms better able to function and survive in an environment is called a/an:
Natural selection
Mutation
Modification
Adaptation
11
A living thing has all of the following characteristics EXCEPT
Adaptations
Made of one or more cells
Is organized
All of these choices are true of living things
12
what happens to a cell in a hypotonic solution?
stays the same size
shrinks
swells
13
Isotonic means the water & solute concentration are the same. This means the water _______.
Moves out of the cell.
Moves into the cell.
Stays the same inside and outside the cell
14
The smallest and most basic unit of living things that defines life is:
Atom
Cell
Molecule
Tissue
15
The yellow arrow is pointing to the part of the cell that
packages materials
digests cellular material
protein synthesis
involved in cellular respiration
16
How many of these tubes shows a positive text for protein/peptides?
1
4
2
3
17
A covalent bond means that .....
electrons have been shared
electrons have been swapped
electrons are not involved in the bond
18
diffusion...
requires no energy
condenses solutes
requires energy
makes proteins
19
The blue arrow is pointing to
Central vacuole
Chloroplast
Nucleus
Cell wall
20
Which of these is the largest measurement?
32 mm
2.8 cm
25 mm
3 cm
21
Name the part of the Microscope
Bottom
Base
Light Source
Bass
22
What does Hypotonic mean?
When the solution may be more concentrated than the cell
When the solution is less concentrated than the cell
One of the first two answers
When the solution is more concentrated than the cell
23
Glucose, Fructose, and Galactose are...
Disaccharides
Monosaccharides
Polysaccharides
Lipids
24
Diffusion stops when?
Osmosis occurs
Facilitated diffusion starts
Equilibrium is reached
Solute is completely dissolved
25
What does the Golgi Complex do?
Makes ATP
Digests waste
Stores fluids
Packages proteins and lipids
26
What type of transport is Osmosis?
Facilitated diffusion
Passive Transport
Active Transport
27
The yellow arrow is pointing to
Ribosome
Centriole
Nucleus
Central vacuole
28
What is the best number of experimental variables to have in an experiment?
0
2
1
As many as possible
29
Water is considered a compound
False
True
30
Substances with a low pH value
are basic.
are acidic.
are neutral.
31
What is a non-polar covalent bond?
when electrons are not shared at all
when electrons are shared unequally
none of the above
when electrons are shared equally
32
Which of these tubes shows the highest concentration of sugar?
D
A
B
C
33
One experiment can prove a hypothesis
False
True
34
Hydrolysis reactions...
determine the type of molecule involved in a reaction
do not interact with molecules
add water to break molecules
release water to build molecules
