BIOL 101 Quiz 1,2,3,4

BIOL 101 Quiz 1 The Why and How of Biology

Covers the Learn material from Module 1: Week 1.

1. Within a water molecule, the electrons spend most of their time attracted more closely to
2. A skillful scientist can use a well-asked question to fashion a testable
3. A condensation reaction joins two organic molecules together creating an H+ ion and an –OH ion. These then
4. Atoms share electrons unequally in a(n) ________ bond.
5. A macro-molecular structure in the cell is composed of
6. Chromatography is useful for separating ________ out of a(n) __________.
7. The addition of neutrons to an atom affects its _______ but not its _________.
8. An ion is an “atom” that has
9. When an atom loses an electron, it becomes a positively charged
10. The tiniest, most miniscule bit of a pure elemental substance is
11. Which of the following principles of life describes a fundamental requirement for the growth of an organism:
12. Which of the following is a “Principle of Life” on which this course in BIOL 101 is based?
13. Those serious scholars who are most inclined to see teleology in nature are those who argue that
14. The scientific method includes all except:
15. In living organisms, cells of a similar kind are typically collected together and organized into
16. DNA is a molecule found in living things. It is the physical starting point of the principle that
17. A total of 679 leaves fell from trees kept at 10°C, whereas only 83 leaves fell from those kept at 32°C. This is an example of:
18. Your textbook discussed two separate approaches to truth. They were
19. Which of the following processes would come last or latest in a sequence of scientific activities?
20. Electrons are arranged within spherical ________ arranged in concentric ________ in the structure of atoms.
21. cannot be degraded further by ordinary physical or chemical means.
22. A source of information and a source of energy are required in order for an organism to
23. Many Christians believe that dinosaurs were created approximately 6,000 years ago because soft tissues have been discovered in fossilized T. rex bones. This belief is an example of:
24. A good hypothesis
25. Any substance found in nature will be either a __________, a ______ or a(n)

BIOL 101 Quiz 2 Molecules and Cells

1. When the enzyme amylase from the pancreas is finally ready for use, it is stored within cell cytoplasmic vesicles called
2. Prokaryotic organisms have a definite lack of which of the following?
3. A eukaryotic cell structure (organelle) that results when a vesicle formed from the Golgi complex simply remains in the cytoplasm of the cell:
4. Which of these is an organelle that would be useful in a cell that takes in and destroys viruses?
5. Some slime molds violate the first element of cell theory because
6. Which of these cell organelles has ribosomes in its membranes? (Ribosomes do protein synthesis.)
7. Bacteria are typically very small, yet even the largest bacterium is still a prokaryote because it
8. The structure of testosterone could best be described as
9. When a prokaryotic bacterial cell has a second outer membrane, the membrane’s function is to
10. Which of the following eukaryotic structures (organelles) uses photosynthesis to capture solar energy?
11. The boundary around a prokaryotic cell can best be described as
12. Which of the following cells are prokaryotic?
13. __________, the cell’s DNA plus its scaffolding contains the cell’s archive of
14. It is impossible to write a brief dictionary definition of life because
15. In order for the nasty bacterium Streptococcus pyogenes to adhere to your throat cells, attachment to your cells must be made. This is done using new proteins called _____ and new cell structures called
16. The bases in a DNA molecule include all of the following except
17. Respiratory proteins, ion channels, transport proteins and attachment point proteins are all examples of protein found
18. Which of the following is the name for amonosaccharide sugar?
19. A carbohydrate contains ________ atoms.
20. Testosterone signals all of the following in the human male except:
21. The structure of a phospholipid molecules admirably suits it to the function of
22. DNA contains four kinds of nitrogenous bases whose principle function is
23. Generally speaking, prokaryotic cells___________ eukaryotic cells.
24. An important function of the eukaryotic cell membrane is to
25. Glycoproteins are molecules that are partially simple _______ and partially

BIOL 101 Quiz 3 Energy and Information

1. The three metabolic pathways that make up aerobic respiration are really all parts of one larger pathway because
2. During the electron transfer reactions, protons (H+ ions) are pumped (moved) to one side of the inner membrane of the mitochondrion. The value of this pumping is that the proton gradient is then used
3. Which of the following is neither a reactant nor a product of glycolysis?
4. On a cold day, your cells depend on ________ to maintain an operating temperature of 37 degrees Celsius.
5. The (gene)tic information in a single strand of DNA is found in
6. Plants are considered autotrophic because their cells contain
7. The structure of DNA was unraveled using
8. The cell’s pumping of substances against diffusion forces that would carry those substances the other way is termed
9. Each wavelength of light has its own
10. Accessory pigments enable the chloroplast to
11. Which of the following substances would most likely enable a flagellum to drive a bacterium forward through the medium in which it is swimming?
12. In photosynthesis, ______ and ______ are used to build_______ and release______.
13. The value of the three stages of aerobic respiration is their ability to break down glucose, a single molecule, with the resultant production of about
14. Accessory pigments and chlorophylls work together within the thylakoid membrane in clusters called __________ . They harvest light energy and use it to transfer electrons to
15. Energy supplied to break bonds in reactant molecules is known as
16. In the chloroplast, light dependent reactions take place in the __________________ while light independent reactions take place in the
17. Which of the following is a stage of aerobic respiration?
18. ________ and ________ are products of aerobic respiration.
19. An excess amount of product accumulates at the end of a metabolic pathway. The product then binds to the allosteric site of the first enzyme along the pathway shutting down the pathway. We call this process
20. Photosynthesis and respiration are complementing processes within a global cycle known as the
21. Biological information must exist because
22. In the process of glycolysis one molecule of _______ is converted to two molecules of
23. One glucose molecule plus six oxygen molecules plus 36 ADPs generate six molecules of carbon dioxide, 6 molecules of water and 36 molecules of ATP in a process known as
24. Physicists define energy as
25. An endergonic reaction always

BIOL 101 Quiz 4 Cells to Organisms

1. A sequence of human cell divisions accompanied by some growth and cell differentiation convert an early ___________ into a hollow ball of cells called a
2. Animal development and automobile development differ in that
3. Life perpetuates itself at the cellular level
4. Which of the following phrases best describes the function of ribosomal RNA (rRNA)?
5. The nuclear membrane of the cell disintegrates during which phase of the cell cycle?
6. The “S” phase of the cell cycle represents the activity of
7. Successful differentiation of early brain regions requires that cells destined to form these regions
8. In healthy cells, the normal function of the activated Ras protein is to
9. In the three-dimensional form of the adult Dalmatian dog, the “front” end of the animal would be named the _____ aspect.
10. The genetic code is said to be degenerate. This means that
11. Your primordial (early) heart began as
12. A three-dimensional, folded molecule shaped like an “L” with an anticodon at one end and an amino acid attachment site at the other end:
13. is a disease state characterized by cells that divide uncontrollably and no longer respect their confinement within their tissue of origin.
14. Why is the word “translation” used for protein production? Protein production is the process of
15. Sensory and motor functions in the mature human adult are controlled by the
16. In the process of transcription, the base sequence in the molecule _______ is read by the molecule _________ , an enzyme that makes an RNA molecule.
17. Which of the following terms would not be used to describe an aspect of the three-dimensional adult form?
18. Moving ahead with cell division is controlled by the interaction of
19. Which of the following is a part of the overall processing of mRNA in the cell nucleus?
20. Which of the following phrases best describes the role of mRNA in gene expression?
21. What purpose does the process of mitosis serve?
22. Once the protein release factor enters the ribosome, other releasing factors enter as well. The ribosome responds by coming apart and releasing the new protein. This process is called
23. During G2 phase
24. The transformation of chromatin to chromosomes is necessary prior to cell division because
25. The role of the ribosome or its subunits: binding ____________ ____________ together to form a polypeptide chain.