BIO 1600 EXAM QUESTIONS WITH
CORRECT ANSWERS
(chapter 10) Which of the following is the main function of collagen? - ANSWER-To
provide tensile strength to the extracellular matrix.
(chapter 10) In animals, anchoring junctions attach adjacent cells to each other and
to the _____ matrix. - ANSWER-extracellular
(chapter 10) Adhesive proteins, such as _______, possess multiple binding sites to
other proteins as well as to cell surface receptors. Thus, they are able to adhere
ECM components together and to the cell surface. - ANSWER-fibronectin and
laminin
(chapter 10) What is the main benefit of multicellularity? - ANSWER-Division of labor
between different cells
(chapter 10) Which of the following are structural proteins in the extracellular matrix?
- ANSWER-collagen;elastin
(chapter 10) A key function of collagen is to impart ____ strength to certain parts of
an animal's body. - ANSWER-tensil
(chapter 10) How do adhesive proteins work? - ANSWER--They are able to connect
to receptors on the surfaces of cells.
-They have sites that bind to polysaccharides and proteins in the extracellular matrix.
(chapter 10) Which of the following proteins are adhesive proteins of the extracellular
matrix that bind components of the ECM to each other and/or to cell surfaces? -
ANSWER--Laminin
-Fibronectin
(chapter 10) Which of the following is the main function of collagen? - ANSWER-To
provide tensile strength to the extracellular matrix.
(chapter 10) Proteins are a major component of the extracellular matrix in animals.
The second major molecular component are _____ - ANSWER-polysaccharides
(chapter 10) In plants and animals, cells are linked to one another by: - ANSWER-
cell junctions
(chapter 10) What is the function of cadherins? - ANSWER-They create cell-to-cell
junctions.
(chapter 26) The emergence of organisms capable of performing photosynthesis
added which of the following chemicals to the Earth's atmosphere? - ANSWER-
oxygen
, (chapter 26) Which of the following organisms can absorb light energy and use it via
photosynthesis to synthesize organic molecules? - ANSWER-autotrophs
(chapter 26) Which of the following shapes would best describe the trend of human
evolution from a common ancestor to modern humans? - ANSWER-A tree, with each
branch representing a species over time
(chapter 26) The first known forms of life produced well-preserved fossils which
resemble modern day ________ - ANSWER-cyanobacteria
(chapter 1) A ____ which is the simplest unit of life, is surrounded by a membrane
and contains macromolecules. - ANSWER-cell
(chapter 1) Similar _____ make up a tissue, and two or more types of tissue make
up a(n) ____ - ANSWER-cells, organ
(chapter 1) Living things are also called ______, and a group of organisms with the
same form and set of attributes is called a(n) ______. - ANSWER-organisms;
species
(chapter 1) What is a population? - ANSWER-A group of organisms of the same
species that live in the same place
(chapter 1) All matter is composed of - ANSWER-atoms
(chapter 1) Atoms combine to form - ANSWER-molecules
(chapter 1) A group of organisms of the same species that occupy the same
environment is called a(n) - ANSWER-population
(chapter 1) What level of organization is formed by interactions of a community of
organisms with their physical environment? - ANSWER-ecosystem
(chapter 1) The biosphere is: - ANSWER-the places on Earth and in the atmosphere
where living organisms exist
(chapter 1) One of the principles exhibited by all forms of life is that structure
determines ______, which applies to small molecules, macromolecules, and
multicellular tissues and features. - ANSWER-function
(chapter 1) Evolutionary changes frequently involve the modification of pre-existing
structures for a new function. - ANSWER-true
(chapter 1) The observation, identification, experimental investigation, and
theoretical explanation of natural phenomenon can be defined as - ANSWER-
science
(chapter 1) A proposed explanation for a natural phenomenon is called a(n) -
ANSWER-hypothesis
CORRECT ANSWERS
(chapter 10) Which of the following is the main function of collagen? - ANSWER-To
provide tensile strength to the extracellular matrix.
(chapter 10) In animals, anchoring junctions attach adjacent cells to each other and
to the _____ matrix. - ANSWER-extracellular
(chapter 10) Adhesive proteins, such as _______, possess multiple binding sites to
other proteins as well as to cell surface receptors. Thus, they are able to adhere
ECM components together and to the cell surface. - ANSWER-fibronectin and
laminin
(chapter 10) What is the main benefit of multicellularity? - ANSWER-Division of labor
between different cells
(chapter 10) Which of the following are structural proteins in the extracellular matrix?
- ANSWER-collagen;elastin
(chapter 10) A key function of collagen is to impart ____ strength to certain parts of
an animal's body. - ANSWER-tensil
(chapter 10) How do adhesive proteins work? - ANSWER--They are able to connect
to receptors on the surfaces of cells.
-They have sites that bind to polysaccharides and proteins in the extracellular matrix.
(chapter 10) Which of the following proteins are adhesive proteins of the extracellular
matrix that bind components of the ECM to each other and/or to cell surfaces? -
ANSWER--Laminin
-Fibronectin
(chapter 10) Which of the following is the main function of collagen? - ANSWER-To
provide tensile strength to the extracellular matrix.
(chapter 10) Proteins are a major component of the extracellular matrix in animals.
The second major molecular component are _____ - ANSWER-polysaccharides
(chapter 10) In plants and animals, cells are linked to one another by: - ANSWER-
cell junctions
(chapter 10) What is the function of cadherins? - ANSWER-They create cell-to-cell
junctions.
(chapter 26) The emergence of organisms capable of performing photosynthesis
added which of the following chemicals to the Earth's atmosphere? - ANSWER-
oxygen
, (chapter 26) Which of the following organisms can absorb light energy and use it via
photosynthesis to synthesize organic molecules? - ANSWER-autotrophs
(chapter 26) Which of the following shapes would best describe the trend of human
evolution from a common ancestor to modern humans? - ANSWER-A tree, with each
branch representing a species over time
(chapter 26) The first known forms of life produced well-preserved fossils which
resemble modern day ________ - ANSWER-cyanobacteria
(chapter 1) A ____ which is the simplest unit of life, is surrounded by a membrane
and contains macromolecules. - ANSWER-cell
(chapter 1) Similar _____ make up a tissue, and two or more types of tissue make
up a(n) ____ - ANSWER-cells, organ
(chapter 1) Living things are also called ______, and a group of organisms with the
same form and set of attributes is called a(n) ______. - ANSWER-organisms;
species
(chapter 1) What is a population? - ANSWER-A group of organisms of the same
species that live in the same place
(chapter 1) All matter is composed of - ANSWER-atoms
(chapter 1) Atoms combine to form - ANSWER-molecules
(chapter 1) A group of organisms of the same species that occupy the same
environment is called a(n) - ANSWER-population
(chapter 1) What level of organization is formed by interactions of a community of
organisms with their physical environment? - ANSWER-ecosystem
(chapter 1) The biosphere is: - ANSWER-the places on Earth and in the atmosphere
where living organisms exist
(chapter 1) One of the principles exhibited by all forms of life is that structure
determines ______, which applies to small molecules, macromolecules, and
multicellular tissues and features. - ANSWER-function
(chapter 1) Evolutionary changes frequently involve the modification of pre-existing
structures for a new function. - ANSWER-true
(chapter 1) The observation, identification, experimental investigation, and
theoretical explanation of natural phenomenon can be defined as - ANSWER-
science
(chapter 1) A proposed explanation for a natural phenomenon is called a(n) -
ANSWER-hypothesis
