Bio Final Fall 2015

47 Questions | By BU6blord | Updated: Mar 22, 2022 | Attempts: 94

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1. Which statement is false?

Cancer occurs when too little mitosis takes place.

Down syndrome occurs when meiosis fails to sort chromosomes into sex cells perfectly.

Your brain is composed largely of specialized cells called neurons.

A solution with a pH of 9 is basic.

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About This Quiz

Bio Final Fall 2015 - Quiz

2. What's your name?

We’ll put your name on your report, certificate, and leaderboard.

2. Which of the following is not true about your blood?

It helps maintain a consistent body temperature by moving thermal energy from your warm ‘core’ to your exterior and extremities.

It delivers food and oxygen to just about every cell in your entire body via capillaries.

It helps keep your cells from becoming acidic by taking away extra carbon dioxide.

Since it’s water-based, fats and steroids easily dissolve in it.

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3. Which of the following best compares photosynthesis and cellular respiration?

Photosynthesis releases stored energy from sugar; cellular respiration stores energy in sugar.

Photosynthesis stores energy in sugar; cellular respiration releases stored energy from sugar.

Neither photosynthesis nor cellular respiration requires water.

Both photosynthesis and cellular respiration require sunlight.

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4. Which of the following statements about stem cells is the least accurate?

Like all cells in your body, they include your entire genome (set of DNA).

They can be forced to differentiate into certain types of cells by applying certain protein signals to them.

If we could injected Planaria (flat worm) stem cells into our limbs, we could regenerate like they do.

They are naturally most ‘potent’ in the embryonic stage (though scientists are trying to work around this ethical dilemma –... They are naturally most ‘potent’ in the embryonic stage (though scientists are trying to work around this ethical dilemma – with significant success lately).

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5. A

Nucleus

Mitochondrion

Ribosome

Plasma membrane

Smooth endoplasmic reticulum

Rough endoplasmic reticulum

Nucleolus

Golgi apparatus

Cytoplasm

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6. Which of the following is NOT true about the structure of DNA?

It is organized into packages called chromosomes.

It is made of nucleotides which, in turn, are made of sugars, phosphates, and nitrogenous bases.

Its double helix shape resembles a twisted ladder.

The sugar-phosphate backbone is joined together with hydrogen bonds while the steps of the ladder, the bases, are bonded with... The sugar-phosphate backbone is joined together with hydrogen bonds while the steps of the ladder, the bases, are bonded with covalent bonds.

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7. B

Nucleus

Mitochondrion

Ribosome

Plasma membrane

Smooth endoplasmic reticulum

Rough endoplasmic reticulum

Nucleolus

Golgi apparatus

Cytoplasm

Submit

8. C

Nucleus

Mitochondrion

Ribosome

Plasma membrane

Smooth endoplasmic reticulum

Rough endoplasmic reticulum

Nucleolus

Golgi apparatus

Cytoplasm

Submit

9. D

Nucleus

Mitochondrion

Ribosome

Plasma membrane

Smooth endoplasmic reticulum

Rough endoplasmic reticulum

Nucleolus

Golgi apparatus

Cytoplasm

Submit

10. Which of the following is a significant reason why you get tired when you have a cold?

Your proteins are denaturing (unraveling) due to very high temperatures.

Your immune cells are engulfing viruses, and digesting them. This requires a lot of ATP.

Your respiratory system temporarily shuts down to maintain homeostasis.

Your digestive system loses its ability to diffuse glucose into the blood stream.

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11. E

Nucleus

Mitochondrion

Ribosome

Plasma membrane

Smooth endoplasmic reticulum

Rough endoplasmic reticulum

Nucleolus

Golgi apparatus

Cytoplasm

Submit

12. H

Nucleus

Mitochondrion

Ribosome

Plasma membrane

Smooth endoplasmic reticulum

Rough endoplasmic reticulum

Nucleolus

Golgi apparatus

Cytoplasm

Submit

13. G

Nucleus

Mitochondrion

Ribosome

Plasma membrane

Smooth endoplasmic reticulum

Rough endoplasmic reticulum

Nucleolus

Golgi apparatus

Cytoplasm

Submit

14. F

Nucleus

Mitochondrion

Ribosome

Plasma membrane

Smooth endoplasmic reticulum

Rough endoplasmic reticulum

Nucleolus

Golgi apparatus

Cytoplasm

Submit

15. I

Nucleus

Mitochondrion

Ribosome

Plasma membrane

Smooth endoplasmic reticulum

Rough endoplasmic reticulum

Nucleolus

Golgi apparatus

Cytoplasm

Submit

16. Which of the following is an example of qualitative data?

The temperature decreased from 20 degrees C to 15 degrees C.

The fish swam in a zig-zag motion across the pond.

The plants height is 25 centimeters.

The six pairs of robins hatched an average of three chicks per nest.

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17. Several different types of molecules can be broken down for energy by different types of organisms. That said, which of the following "classes" of organic macromolecules serves as the main fuel supply for most plants and animals most of the time?

Lipids

Carbohydrates

Nucleic acids

Proteins

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18. Cellular respiration transfers the energy stored in food molecules into which usable form?

Glucose

ATP

Carbon dioxide

Water

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19. Which example of materials moving across membranes requires the use of some of the cell's own energy?

Diffusion of oxygen molecules across an epithelial cell lining an alveolus sac in the lung.

Osmosis of water from your tongue cells into your mouth when eating salty food.

Facilitated diffusion of glucose from blood through a transport protein into a muscle cell.

Active pumping to create extremely hypertonic concentrations of sodium and potassium ions inside and outside of a neuron.

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20. An animal cell that is surrounded by distilled (purified) water could burst because osmosis causes

Solutes to move into the cell.

Solutes to move out of the cell.

Water to move into the cell.

Water to move out of the cell.

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21. Which statement is true?

Simple sugars are made of polysaccharides.

Another name for lipids is proteins.

Amino acids are made of proteins.

Polymers are made of monomers.

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22. What we call "genes" generally contain instructions for assembling

Lipids

Carbohydrates

ATP

Proteins (polypeptides)

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23. During DNA replication, a DNA strand that has the bases CTAGGT produces a strand with the bases

TCGAAC.

AGCTTG.

GATCCA

GAUCCA

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24. How many bases in a section of RNA are needed to specify FOUR amino acids in translation?

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25. A covalent bond forms when

Opposite ions attract.

Protons are shared between atoms.

An electron is transferred from one atom to another.

Two atoms share a pair of electrons.

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26. C₆H₁₂O₆

Substitution of a nitrogenous base resulting in a changed sequence in DNA

Refers to the number of chromosomes in a sex cell (sperm or egg)

The process that creates sex cells

Glucose

A process that helps break down fat

Found in RNA, but not DNA

Converts genetic information from DNA to RNA

Mitosis may create an entire new organism through this process

An element needed to manufacture protein

Helps explain how water climbs trees!

A free-living, single-celled eukaryotic organism frequently found in pond water

Submit

27. One defining characteristics of 'life' is that it keeps its internal conditions relatively stable, also known as…

Reproduction

Homeostasis

Evolution

Photosynthesis

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28. While keeping an aquarium of goldfish, you change brands of goldfish food. It seems to you that the goldfish are growing much more quickly with the new food. You want to test the effect of your new fish food on the rate of growth in the goldfish. The best design for a controlled experiment would be to divide your fish equally into two separate bowls and…

…feed them different amounts of the new food.

…feed them each the same amount of the new food.

… feed the fish in one bowl the old food, and the fish in the other bowl an equal amount... … feed the fish in one bowl the old food, and the fish in the other bowl an equal amount of the new food.

…feed the fish in one bowl the old food. Feed the fish in the second bowl with half the... …feed the fish in one bowl the old food. Feed the fish in the second bowl with half the amount of new food since you believe it is more nutritious.

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29. Cell 'theory' says that…

All living things are composed of cells.

All cells come from previously living cells – except for the first-ever cell.

Cells are the basic units of structure and function in living organisms.

All of the above.

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30. Which statement about organic macromolecules is false?

In plants, extra glucose can be stored as cellulose to give the plants structure.

In animals, extra glucose can be stored as glycogen in muscles and the liver for energy later.

Saturated fats are saturated with carbon atoms which causes kinks in the fatty acid chains.

The molecules in our food are the building blocks with which we constantly rebuild our bodies.

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31. Which process is represented by the following chemical equation?

6 C O subscript 2 space space plus space space 6 H subscript 2 O space space minus minus greater than space space minus minus greater than space space minus minus greater than space space C subscript 6 H subscript 12 O subscript 6 space space plus space space 6 O subscript 2

Photosynthesis

Fermentation

Glycolysis

Cellular respiration

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32. Which list represents the levels of organization in a multicellular organism, from the simplest level to the most complex level?

Cell, tissue, organ, organ system

Organ system, organ, tissue, cell

Tissue, cell, organ system

Organ, tissue, organ system

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33. A carrier of a recessive allele for a trait such as cystic fibrosis, pattern baldness, blue eyes, or albinism

Has two copies of the allele, and the trait shows up in their phenotype.

Has two copies of the allele, and the trait does not show up in their phenotype.

Has one copy of the allele, and the trait shows up in their phenotype.

Has one copy of the allele, and the trait does not show up in their phenotype.

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34. Imagine you are breeding Brussels sprouts to make them taste a bit sweeter (if you do, you can sell them as a tasty health food and make a fortune!). If S represents the dominant 'bitter' allele and s represents the recessive 'sweet' allele, what would you expect to see in the offspring from two heterozygous (Ss) parents?

One fourth are expected to be sweet, and three fourths bitter.

Half are expected to be sweet, half bitter.

All are expected to be of medium sweetness.

One fourth are expected to be bitter, and three fourths sweet.

Submit

35. Transcription

Substitution of a nitrogenous base resulting in a changed sequence in DNA

Refers to the number of chromosomes in a sex cell (sperm or egg)

The process that creates sex cells

Glucose

A process that helps break down fat

Found in RNA, but not DNA

Converts genetic information from DNA to RNA

Mitosis may create an entire new organism through this process

An element needed to manufacture protein

Helps explain how water climbs trees!

A free-living, single-celled eukaryotic organism frequently found in pond water

Submit

36. Protist

Substitution of a nitrogenous base resulting in a changed sequence in DNA

Refers to the number of chromosomes in a sex cell (sperm or egg)

The process that creates sex cells

Glucose

A process that helps break down fat

Found in RNA, but not DNA

Converts genetic information from DNA to RNA

Mitosis may create an entire new organism through this process

An element needed to manufacture protein

Helps explain how water climbs trees!

A free-living, single-celled eukaryotic organism frequently found in pond water

Submit

37. Cohesion

Substitution of a nitrogenous base resulting in a changed sequence in DNA

Refers to the number of chromosomes in a sex cell (sperm or egg)

The process that creates sex cells

Glucose

A process that helps break down fat

Found in RNA, but not DNA

Converts genetic information from DNA to RNA

Mitosis may create an entire new organism through this process

An element needed to manufacture protein

Helps explain how water climbs trees!

A free-living, single-celled eukaryotic organism frequently found in pond water

Submit

38. Which of the following did NOT help Charles Darwin develop his ideas regarding evolution?

Observations that the surface of the Earth (and therefore all habitats) changed over time.

DNA evidence comparing similarities between species.

Structural and behavioral similarities between different species.

Observations regarding dog breeding, Brussels sprouts, and capitalistic societies.

Submit

39. Regeneration

Substitution of a nitrogenous base resulting in a changed sequence in DNA

Refers to the number of chromosomes in a sex cell (sperm or egg)

The process that creates sex cells

Glucose

A process that helps break down fat

Found in RNA, but not DNA

Converts genetic information from DNA to RNA

Mitosis may create an entire new organism through this process

An element needed to manufacture protein

Helps explain how water climbs trees!

A free-living, single-celled eukaryotic organism frequently found in pond water

Submit

40. Mutation

Substitution of a nitrogenous base resulting in a changed sequence in DNA

Refers to the number of chromosomes in a sex cell (sperm or egg)

The process that creates sex cells

Glucose

A process that helps break down fat

Found in RNA, but not DNA

Converts genetic information from DNA to RNA

Mitosis may create an entire new organism through this process

An element needed to manufacture protein

Helps explain how water climbs trees!

A free-living, single-celled eukaryotic organism frequently found in pond water

Submit

41. Haploid

Substitution of a nitrogenous base resulting in a changed sequence in DNA

Refers to the number of chromosomes in a sex cell (sperm or egg)

The process that creates sex cells

Glucose

A process that helps break down fat

Found in RNA, but not DNA

Converts genetic information from DNA to RNA

Mitosis may create an entire new organism through this process

An element needed to manufacture protein

Helps explain how water climbs trees!

A free-living, single-celled eukaryotic organism frequently found in pond water

Submit

42. Uracil (U)

Substitution of a nitrogenous base resulting in a changed sequence in DNA

Refers to the number of chromosomes in a sex cell (sperm or egg)

The process that creates sex cells

Glucose

A process that helps break down fat

Found in RNA, but not DNA

Converts genetic information from DNA to RNA

Mitosis may create an entire new organism through this process

An element needed to manufacture protein

Helps explain how water climbs trees!

A free-living, single-celled eukaryotic organism frequently found in pond water

Submit

43. Nitrogen

Substitution of a nitrogenous base resulting in a changed sequence in DNA

Refers to the number of chromosomes in a sex cell (sperm or egg)

The process that creates sex cells

Glucose

A process that helps break down fat

Found in RNA, but not DNA

Converts genetic information from DNA to RNA

Mitosis may create an entire new organism through this process

An element needed to manufacture protein

Helps explain how water climbs trees!

A free-living, single-celled eukaryotic organism frequently found in pond water

Submit

44. Meiosis

Substitution of a nitrogenous base resulting in a changed sequence in DNA

Refers to the number of chromosomes in a sex cell (sperm or egg)

The process that creates sex cells

Glucose

A process that helps break down fat

Found in RNA, but not DNA

Converts genetic information from DNA to RNA

Mitosis may create an entire new organism through this process

An element needed to manufacture protein

Helps explain how water climbs trees!

A free-living, single-celled eukaryotic organism frequently found in pond water

Submit

45. Photosynthesis uses sunlight to convert water and carbon dioxide into what products?

Oxygen only

Glucose only

Oxygen and glucose

ATP and oxygen

Submit

46. On the Galápagos Islands, British naturalist Charles Darwin famously observed

Species exactly like those found in mainland South America.

Somewhat similar species to those on the mainland, with adaptations on each island that suited their particular environment.

Somewhat similar species to those on the mainland, but with random, unpredictable differences on each island.

Species completely unrelated to those found in mainland South America.

Submit

47. While used differently in everyday speech, in science the word adaptation is used to refer to...

A trait that an organism has developed during its lifetime, such as good fighting skills.

An inherited trait that aids an organism in surviving and/or reproducing.

A mutation that may or may not prove beneficial, depending on the environment.

The range of possible genetic combinations that could be produced by two parents.

Submit

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All (47)
Unanswered ()
Answered ()

Which statement is false?

Which of the following is not true about your blood?

Which of the following best compares photosynthesis and cellular...

Which of the following statements about stem cells is the least...

Which of the following is NOT true about the structure of DNA?

Which of the following is a significant reason why you get tired when...

Which of the following is an example of qualitative data?

Several different types of molecules can be broken down for energy by...

Cellular respiration transfers the energy stored in food molecules...

Which example of materials moving across membranes requires the use of...

An animal cell that is surrounded by distilled (purified) water could...

Which statement is true?

What we call "genes" generally contain instructions for assembling

During DNA replication, a DNA strand that has the bases CTAGGT...

How many bases in a section of RNA are needed to specify...

A covalent bond forms when

C6H12O6

One defining characteristics of 'life' is that it keeps its internal...

While keeping an aquarium of goldfish, you change brands of goldfish...

Cell 'theory' says that…

Which statement about organic macromolecules is false?

Which process is represented by the following chemical equation?...

Which list represents the levels of organization in a multicellular...

A carrier of a recessive allele for a trait such as cystic fibrosis,...

Imagine you are breeding Brussels sprouts to make them taste a bit...

Transcription

Protist

Cohesion

Which of the following did NOT help Charles Darwin develop his ideas...

Regeneration

Mutation

Haploid

Uracil (U)

Nitrogen

Meiosis

Photosynthesis uses sunlight to convert water and carbon dioxide into...

On the Galápagos Islands, British naturalist Charles...

While used differently in everyday speech, in science the word...

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