Question 1

In what molecular form does the human body store excess carbohydrates in muscles and the liver?

Accepted Answer

The answer of In what molecular form does the human...

Question 2

What is the function of the plasma membrane in a photosynthetic eukaryotic cell?

Accepted Answer

A)  It converts carbon dioxide and water into sugars. 
B)  It isolates the cell's contents from the external environment. 
C)  It controls protein synthesis in the cell. 
D)  It recycles old extracellular material. 
A)  It converts carbon dioxide and water into sugars. 
B)  It isolates the cell's contents from the external environment. 
C)  It controls protein synthesis in the cell. 
D)  It recycles old extracellular material.

Question 3

Which organelle performs photosynthesis?

Accepted Answer

A)  chloroplast 
B)  Golgi apparatus 
C)  lysosome 
D)  mitochondrion 
A)  chloroplast 
B)  Golgi apparatus 
C)  lysosome 
D)  mitochondrion

Question 4

Which organelle is a network of membranes involved in the production of proteins?

Accepted Answer

A)  chloroplast 
B)  endoplasmic reticulum 
C)  lysosome 
D)  nucleus 
A)  chloroplast 
B)  endoplasmic reticulum 
C)  lysosome 
D)  nucleus

Question 5

Imagine a balloon is made from a membrane that's permeable to water but not sucrose molecules. How would the balloon be affected if it is filled with a 50% sucrose solution and then placed in a beaker of water?

Accepted Answer

A)  The balloon would not change in size or volume. 
B)  The balloon would get smaller as it loses water. 
C)  The balloon would get larger as it gains water. 
D)  The balloon would eventually burst. 
A)  The balloon would not change in size or volume. 
B)  The balloon would get smaller as it loses water. 
C)  The balloon would get larger as it gains water. 
D)  The balloon would eventually burst.

Question 6

Which food is most likely to contain all essential amino acids?

Accepted Answer

A)  beef 
B)  carrots 
C)  corn 
D)  rice 
A)  beef 
B)  carrots 
C)  corn 
D)  rice

Question 7

What is a function of antioxidants?

Accepted Answer

A)  to prevent muscle cramps and weakness 
B)  to improve skin tone and fight acne 
C)  to decrease damage done to cells by free radicals 
D)  to allow the cell to maintain water balance 
A)  to prevent muscle cramps and weakness 
B)  to improve skin tone and fight acne 
C)  to decrease damage done to cells by free radicals 
D)  to allow the cell to maintain water balance

Question 8

Which problem could be caused by a decrease in the body's normal water level?

Accepted Answer

A)  muscle cramps 
B)  decreased heart rate 
C)  low body temperature 
D)  increased sweating 
A)  muscle cramps 
B)  decreased heart rate 
C)  low body temperature 
D)  increased sweating

Question 9

If Erin would like to make a stir fry with an unsaturated fat, which fat would be suggested by Sam?

Accepted Answer

A)  butter 
B)  olive oil 
C)  lard 
D)  margarine 
A)  butter 
B)  olive oil 
C)  lard 
D)  margarine

Question 10

In which eukaryotic cell structure are ribosomes made?

Accepted Answer

A)  endoplasmic reticulum 
B)  Golgi apparatus 
C)  lysosome 
D)  nucleolus 
A)  endoplasmic reticulum 
B)  Golgi apparatus 
C)  lysosome 
D)  nucleolus

Question 11

How would amino acids and calcium ions from the bloodstream move across a cell membrane?

Accepted Answer

A)  diffusion 
B)  osmosis 
C)  facilitated diffusion 
D)  active transport 
A)  diffusion 
B)  osmosis 
C)  facilitated diffusion 
D)  active transport

Question 12

Inside a eukaryotic cell, what is the watery matrix where the organelles are found?

Accepted Answer

The answer of Inside a eukaryotic cell, what is the...

Question 13

Cells contain proteins that help transport substances from the exterior to the interior of the cell. Where are these proteins found?

Accepted Answer

A)  Golgi apparatus 
B)  lysosome 
C)  mitochondrion 
D)  plasma membrane 
A)  Golgi apparatus 
B)  lysosome 
C)  mitochondrion 
D)  plasma membrane

Question 14

If sports drinks have a higher solute concentration than blood, what condition may result when you drink them?

Accepted Answer

The answer of If sports drinks have a higher solute...

Question 15

What is the high energy molecule that is made from converted food energy in the mitochondria and is used to power cellular reactions?

Accepted Answer

adenosine

Question 16

To which category of nutrients does table sugar (sucrose) belong?

Accepted Answer

A)  carbohydrates 
B)  proteins 
C)  fats 
D)  minerals 
A)  carbohydrates 
B)  proteins 
C)  fats 
D)  minerals

Question 17

Which organelle in a scavenging white blood cell would break down bacteria that had entered the body?

Accepted Answer

The answer of Which organelle in a scavenging white blood...

Question 18

The antibiotic streptomycin prevents protein synthesis in prokaryotes. Which cell component would be affected by this antibiotic?

Accepted Answer

A)  ribosome 
B)  cell membrane 
C)  Golgi apparatus 
D)  cell wall 
A)  ribosome 
B)  cell membrane 
C)  Golgi apparatus 
D)  cell wall

Question 19

Which vitamin could build up to dangerous levels within the body?

Accepted Answer

A)  vitamin B₁₂ 
B)  vitamin C 
C)  vitamin D 
D)  folic acid 
A)  vitamin B₁₂ 
B)  vitamin C 
C)  vitamin D 
D)  folic acid

Question 20

If a drop of red food coloring is added to a glass of water, how will the red-colored molecules move?

Accepted Answer

A)  from an area of high concentration of red-colored molecules to an area of low concentration 
B)  from an area of low concentration of red-colored molecules to an area of high concentration 
C)  from an area of high concentration of water molecules to an area of low concentration 
D)  toward an area of low concentration of water molecules 
A)  from an area of high concentration of red-colored molecules to an area of low concentration 
B)  from an area of low concentration of red-colored molecules to an area of high concentration 
C)  from an area of high concentration of water molecules to an area of low concentration 
D)  toward an area of low concentration of water molecules

Exam 3: Is It Possible to Supplement Your Way to Better Performance and Health

In what molecular form does the human body store excess carbohydrates in muscles and the liver?

What is the function of the plasma membrane in a photosynthetic eukaryotic cell?

Which organelle performs photosynthesis?

Which organelle is a network of membranes involved in the production of proteins?

Imagine a balloon is made from a membrane that's permeable to water but not sucrose molecules. How would the balloon be affected if it is filled with a 50% sucrose solution and then placed in a beaker of water?

Which food is most likely to contain all essential amino acids?

What is a function of antioxidants?

Which problem could be caused by a decrease in the body's normal water level?

If Erin would like to make a stir fry with an unsaturated fat, which fat would be suggested by Sam?

In which eukaryotic cell structure are ribosomes made?

How would amino acids and calcium ions from the bloodstream move across a cell membrane?

Inside a eukaryotic cell, what is the watery matrix where the organelles are found?

Cells contain proteins that help transport substances from the exterior to the interior of the cell. Where are these proteins found?

If sports drinks have a higher solute concentration than blood, what condition may result when you drink them?

What is the high energy molecule that is made from converted food energy in the mitochondria and is used to power cellular reactions?

To which category of nutrients does table sugar (sucrose) belong?

Which organelle in a scavenging white blood cell would break down bacteria that had entered the body?

The antibiotic streptomycin prevents protein synthesis in prokaryotes. Which cell component would be affected by this antibiotic?

Which vitamin could build up to dangerous levels within the body?

If a drop of red food coloring is added to a glass of water, how will the red-colored molecules move?

Can Science Cure the Common Cold Introduction to the Scientific Method

Science Fiction, Bad Science, and Pseudoscience:

Body Weight and Health: Enzymes, Metabolism, and Cellular Respiration

Life in the Greenhouse: Photosynthesis and Climate Change

Cancer: DNA Synthesis, Mitosis, and Meiosis

Are You Only As Smart As Your Genes Mendelian and Quantitative Genetics

DNA Detective: Complex Patterns of Inheritance and Dna Profiling

Genetically Modified Organisms: Gene Expression, Mutation,

Where Did We Come From the Evidence for Evolution

An Evolving Enemy: Natural Selection

Who Am I Species and Races

The Greatest Species on Earth Biodiversity and Classification

Is the Human Population Too Large Population Ecology

Conserving Biodiversity: Community and Ecosystem Ecology

Where Do You Live Climate and Biomes

Organ Donation: Tissues and Organs

Binge Drinking: the Digestive and Urinary Systems

Clearing the Air: Respiratory and Cardiovascular Systems

Vaccination: Protection and Prevention or Peril Immune System,

Human Sex Differences: Endocrine, Skeletal, and Muscular Systems

Is There Something in the Water Reproductive and Developmental Biology

Study Drugs: Brain Boost or Brain Drain Brain Structure and Function

Feeding the World: Plant Structure and Growth

Growing a Green Thumb: Plant Physiology

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