Biology Exam 1 (Chapters 1-3)
a covalent bond between adjacent amino
What is a peptide bond? acids; results from dehydration synthe-
sis.
Which polymer is made of peptide bond? Proteins
What is glucose? monosaccharide (simple sugar)
What is fructose? monosaccharide (simple sugar)
disaccharide; composed of 2 monosac-
What is sucrose?
charides. (dehydration synthesis)
Storage form of glucose made of many
What is glycogen? connected glucose molecules. Used for
energy. Polysaccharide.
a substance found in plants. Used for
What is startch?
energy. Polysaccharides
A substance (made of sugars) that is
What is cellulose? common in the cell walls of many organ-
isms. Structure. Polysaccharides
A type of polysaccharide (sugar mole-
What is chitin? cule) that is made by some plants and
animals. Structure.
What has an energy role? glycogen, starch
What has a structure role? cellulose, chitin
Organization, energy use, homeostasis,
What are the properties of life? reproduction, growth, development, evo-
lution.
What are the steps of the scientific observation, hypothesis, experiment,
method? conclusion, peer review, publish
The independent variable is the variable
What is the independent variable?
that is changed
The dependent variable is the variable
What is a dependent variable?
that is measured
What is a constant variable? variable that stays the same
what is the control experiment? untreated group used for comparison
, Biology Exam 1 (Chapters 1-3)
what are the levels of complexity in life?
atom, molecule, organelle, cell, tissue,
smallest to biggest.
organ, organ system, organism, popula-
tion, community, ecosystem, biosphere
(AMOCTOOOPCEB)
All living organisms are composed of
atoms
particles called
Atoms bond together to form molecules
Molecules can form organelles
compartments that carry out specialized
What are organelles?
functions in cells
in multicellular organisms, cells are orga-
tissues
nized into?
What do tissues make up? organs
multiple organs are linked into an individ-
organ system
ual's?
a group of individuals of the same
What is a population? species living in the same area at the
same time
The populations of different species liv-
What is a community?
ing in a region
all of the living and nonliving things inter-
What is an ecosystem?
acting in an area
all the parts of the planet that can support
What is the biosphere?
life
New properties that arise with each step
upward in the hierarchy of life, owing
What are emergent properties?
to the arrangement and interactions of
parts as complexity increases.
Every organism takes in energy, con-
what is energy use? verts it to useful forms, and expels ener-
gy.
make their own food by taking energy
what are primary producers?
from nonliving sources
a covalent bond between adjacent amino
What is a peptide bond? acids; results from dehydration synthe-
sis.
Which polymer is made of peptide bond? Proteins
What is glucose? monosaccharide (simple sugar)
What is fructose? monosaccharide (simple sugar)
disaccharide; composed of 2 monosac-
What is sucrose?
charides. (dehydration synthesis)
Storage form of glucose made of many
What is glycogen? connected glucose molecules. Used for
energy. Polysaccharide.
a substance found in plants. Used for
What is startch?
energy. Polysaccharides
A substance (made of sugars) that is
What is cellulose? common in the cell walls of many organ-
isms. Structure. Polysaccharides
A type of polysaccharide (sugar mole-
What is chitin? cule) that is made by some plants and
animals. Structure.
What has an energy role? glycogen, starch
What has a structure role? cellulose, chitin
Organization, energy use, homeostasis,
What are the properties of life? reproduction, growth, development, evo-
lution.
What are the steps of the scientific observation, hypothesis, experiment,
method? conclusion, peer review, publish
The independent variable is the variable
What is the independent variable?
that is changed
The dependent variable is the variable
What is a dependent variable?
that is measured
What is a constant variable? variable that stays the same
what is the control experiment? untreated group used for comparison
, Biology Exam 1 (Chapters 1-3)
what are the levels of complexity in life?
atom, molecule, organelle, cell, tissue,
smallest to biggest.
organ, organ system, organism, popula-
tion, community, ecosystem, biosphere
(AMOCTOOOPCEB)
All living organisms are composed of
atoms
particles called
Atoms bond together to form molecules
Molecules can form organelles
compartments that carry out specialized
What are organelles?
functions in cells
in multicellular organisms, cells are orga-
tissues
nized into?
What do tissues make up? organs
multiple organs are linked into an individ-
organ system
ual's?
a group of individuals of the same
What is a population? species living in the same area at the
same time
The populations of different species liv-
What is a community?
ing in a region
all of the living and nonliving things inter-
What is an ecosystem?
acting in an area
all the parts of the planet that can support
What is the biosphere?
life
New properties that arise with each step
upward in the hierarchy of life, owing
What are emergent properties?
to the arrangement and interactions of
parts as complexity increases.
Every organism takes in energy, con-
what is energy use? verts it to useful forms, and expels ener-
gy.
make their own food by taking energy
what are primary producers?
from nonliving sources
