Question 1

Bacteria have been genetically modified to make _____ necessary for food processing.

Accepted Answer

A) enzymes 
B) additives 
C) carbohydrates 
D) conditioners 
A) enzymes 
B) additives 
C) carbohydrates 
D) conditioners A

Question 2

What are the similarities and differences between traditional breeding and biotechnology used to develop improved agricultural products?

Accepted Answer

The techniques are similar in that the intended outcome is a superior plant product; however traditional breeding relies on statistical outcome with an equal chance of having an inferior outcome,while biotechnology is highly focused on the introduction of superior attributes for the new plant product.

Question 3

Which statement about the nutrient content of genetically modified foods is true?

Accepted Answer

A) Genetic modification changes proteins,but no other nutrients in GM foods. 
B) Genetic modification often causes the loss of important nutrients. 
C) Genetic modification only enhances the nutrients in a food. 
D) If the nutrient content of the food has been changed,it must be labeled to disclose the change. 
A) Genetic modification changes proteins,but no other nutrients in GM foods. 
B) Genetic modification often causes the loss of important nutrients. 
C) Genetic modification only enhances the nutrients in a food. 
D) If the nutrient content of the food has been changed,it must be labeled to disclose the change. D

Question 4

Which statement is correct?

Accepted Answer

A) The genes of different species are completely different,which is why the species are different. 
B) Humans share only a few genes with extremely similar organisms,but share none with dissimilar organisms. 
C) Humans actually share some genes with plants. 
D) Most human genes have equivalents in plants. 
A) The genes of different species are completely different,which is why the species are different. 
B) Humans share only a few genes with extremely similar organisms,but share none with dissimilar organisms. 
C) Humans actually share some genes with plants. 
D) Most human genes have equivalents in plants.

Question 5

How is genetic engineering being used to make farming more productive?

Accepted Answer

Numerous products have been improved to

Question 6

Altering the DNA of a species changes the ____ that a cell makes.

Accepted Answer

A) proteins 
B) lipids 
C) carbohydrates 
D) vitamins 
A) proteins 
B) lipids 
C) carbohydrates 
D) vitamins

Question 7

What are the steps used in biotechnology to create a genetically modified plant?

Accepted Answer

Genes are removed from plants or animals

Question 8

One consumer safety concern related to bioengineered foods is

Accepted Answer

A) the possibility that an allergen could be introduced. 
B) the possibility that altered genes could jump into humans. 
C) the possibility that the Bt gene could cause illness. 
D) the possibility that the plasmid used to transfer genes could cause infection in humans. 
A) the possibility that an allergen could be introduced. 
B) the possibility that altered genes could jump into humans. 
C) the possibility that the Bt gene could cause illness. 
D) the possibility that the plasmid used to transfer genes could cause infection in humans.

Question 9

Given the large increment of GM-produced foods in such a brief period,how are governmental agencies and food companies preventing impact on consumer safety and the environment.

Accepted Answer

The government has set guidelines to hel

Question 10

Which statement about the tracking of genetically modified ingredients is correct?

Accepted Answer

A) Modern technology has made the tracking of all ingredients very easy. 
B) Many health problems and even a few deaths have occurred when tracking systems went awry. 
C) Labeling of foods containing GM ingredients is only required under very exceptional circumstances like when there are changes in the nutritional composition of the food 
D) In the US genetically modified crops are segregated from other crops at all phases of food production. 
A) Modern technology has made the tracking of all ingredients very easy. 
B) Many health problems and even a few deaths have occurred when tracking systems went awry. 
C) Labeling of foods containing GM ingredients is only required under very exceptional circumstances like when there are changes in the nutritional composition of the food 
D) In the US genetically modified crops are segregated from other crops at all phases of food production.

Question 11

How could the use of GM as illustrated result in foods that may cause harm for consumers?

Accepted Answer

GM foods may result

Question 12

Which statement about mutations is incorrect?

Accepted Answer

A) Mutations are changes in the DNA. 
B) Harmful mutations are often not passed down. 
C) Some beneficial mutations increase the likelihood of survival. 
D) All mutations are harmful. 
A) Mutations are changes in the DNA. 
B) Harmful mutations are often not passed down. 
C) Some beneficial mutations increase the likelihood of survival. 
D) All mutations are harmful.

Question 13

How many different bases occur in the DNA molecule?

Accepted Answer

A) 20 
B) 10 
C) 6 
D) 4 
A) 20 
B) 10 
C) 6 
D) 4

Question 14

Genetic modification to provide disease resistance was able to save Hawaii's ______ crop from the ring spot virus in 1990.

Accepted Answer

A) papaya 
B) pineapple 
C) coconut 
D) macadamia nut 
A) papaya 
B) pineapple 
C) coconut 
D) macadamia nut

Question 15

A loop of bacterial DNA with the ability to carry genes from one place to another is a

Accepted Answer

A) restriction enzyme 
B) plasmid 
C) recombinant enzyme 
D) Gene fragment 
A) restriction enzyme 
B) plasmid 
C) recombinant enzyme 
D) Gene fragment

Question 16

Biotechnology has been used to improve human health by doing all of the following except:

Accepted Answer

A) making interferon to stimulate the immune system 
B) making a protein that dissolves blood clots in heart attack victims 
C) making influenza vaccine 
D) modifying bacteria to make insulin 
A) making interferon to stimulate the immune system 
B) making a protein that dissolves blood clots in heart attack victims 
C) making influenza vaccine 
D) modifying bacteria to make insulin

Question 17

How is genetic engineering being used to make foods more nutritious?

Accepted Answer

Genetic engineering has been a

Question 18

The first FDA approved application of biotechnology in farm animals did which of the following?

Accepted Answer

A) It made beef cattle grow larger. 
B) Chickens were modified to lay more eggs. 
C) Bacteria were modified to carry a gene whose product was given to cows to increase milk production. 
D) Cows were genetically modified to produce more milk. 
A) It made beef cattle grow larger. 
B) Chickens were modified to lay more eggs. 
C) Bacteria were modified to carry a gene whose product was given to cows to increase milk production. 
D) Cows were genetically modified to produce more milk.

Question 19

Which of the following statements about genetic modification of foods in the US is true?

Accepted Answer

A) About 80% of all foods in the US are genetically modified. 
B) More than half of the soybeans grown here are genetically modified. 
C) Genetic modification of foods is still experimental and has not been introduced into the food supply. 
D) Only a very small fraction of crops grown here are genetically modified. 
A) About 80% of all foods in the US are genetically modified. 
B) More than half of the soybeans grown here are genetically modified. 
C) Genetic modification of foods is still experimental and has not been introduced into the food supply. 
D) Only a very small fraction of crops grown here are genetically modified.

Question 20

Explain how genetic engineering introduces new traits into plants and compare and contrast traditional breeding methods with those of modern biotechnology.

Accepted Answer

Genetic engineering takes the genes for

Focus on Biotechnology

Bacteria have been genetically modified to make _____ necessary for food processing.

What are the similarities and differences between traditional breeding and biotechnology used to develop improved agricultural products?

Which statement about the nutrient content of genetically modified foods is true?

Which statement is correct?

How is genetic engineering being used to make farming more productive?

Altering the DNA of a species changes the ____ that a cell makes.

What are the steps used in biotechnology to create a genetically modified plant?

One consumer safety concern related to bioengineered foods is

Given the large increment of GM-produced foods in such a brief period,how are governmental agencies and food companies preventing impact on consumer safety and the environment.

Which statement about the tracking of genetically modified ingredients is correct?

How could the use of GM as illustrated result in foods that may cause harm for consumers?

Which statement about mutations is incorrect?

How many different bases occur in the DNA molecule?

Genetic modification to provide disease resistance was able to save Hawaii's ______ crop from the ring spot virus in 1990.

A loop of bacterial DNA with the ability to carry genes from one place to another is a

Biotechnology has been used to improve human health by doing all of the following except:

How is genetic engineering being used to make foods more nutritious?

The first FDA approved application of biotechnology in farm animals did which of the following?

Which of the following statements about genetic modification of foods in the US is true?

Explain how genetic engineering introduces new traits into plants and compare and contrast traditional breeding methods with those of modern biotechnology.

Nutrition: Food for Health

Digestion, Absorption, and Metabolism

Carbohydrates: Sugars, Starches, and Fibre

Lipids

Proteins and Amino Acids

Energy Balance and Weight Management

The Water-Soluble Vitamins

The Fat-Soluble Vitamins

Water and the Electrolytes

Major Minerals and Bone Health

The Trace Elements

Nutrition and Physical Activity

Nutrition During Pregnancy and Lactation

Nutrition From Infancy to Adolescence

Nutrition and Aging: the Adult Years

Food Safety

World Hunger and Malnutrition

Focus On Alcohol

Focus On Eating Disorders

Focus On Phytochemicals

Focus on Supplements

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