Genetic engineering is best described as (A)
a. Manipulation of DNA sequences
b. The structur...
Biology, 04.02.2021 17:20 smmailloux7249
Genetic engineering is best described as (A)
a. Manipulation of DNA sequences
b. The structure of one nucleotide
c. Treating diabetes
d. Producing insulin
2. Which of the following is NOT an example of early biotechnology?
a. Breeding of oxen to help plow fields
b. Hunting of live animals for food
c. Crop rotation to maximize soil fertility
d. Turning grape juice into wine
3. When did biotechnology begin?
a. In the early 1900s when biology was first applied to medicine with the discovery of antibiotics
b. In ancient human civilizations when plants and animals were first cultivated and domesticated
c. In 2000 when the Human Genome Project sequenced the human genome
d. In the 1900s when it was invented by a Hungarian engineer
4. Which of the following is an example of a biotechnology made possible by gene sequencing?
a. Detection of mutations that could cause disease
b. Cloning
c. Artificial creation of insulin
d. All of the above
5. Proteins that digest (cut) DNA at specific base sequences are called:
a. Agarose gels
b. RFLPs
c. Plasmids
d. Restriction enzymes
6. Which of the following are uses for genetic engineering in medicine?
a. Introducing medicine, like vaccines, through food sources
b. Producing proteins needed for certain diseases, like diabetes
c. Replacing dying cells during disease
d. All of the above
7. What are genetically modified organisms (GMOs)?
a. Organisms that have their own DNA mutated by UV light
b. Organisms that are infected with a foreign virus
c. Organisms that have had DNA from another source cut and pasted into their own
d. Organisms that have their DNA destroyed by foreign enzymes
8. In agriculture, how has genetic engineering helped to manage unwanted insects?
a. By developing new insecticides
b. By inserting the genes for bacteria into the crop
c. By deleting gene sequences in the crop
d. By using genetically modified chemicals
9. Which of the following is NOT an issue associated with genetic engineering?
a. Increased exposure to vitamins and minerals
b. The development of new allergies
c. Pests developing genetic resistance
d. Introduction of toxins into the human body
10. Which is a potential con for modern genetic manipulation of plants or animals?
a. Increased obesity
b. The modified organism may impact the environment if it allowed to crossbreed in nature
c. The ability to make organisms that produce medicine
d. Increased genetic diversity
Answers: 1
Biology, 22.06.2019 01:20
Consider the model of the oxygen cycle on earth. the majority of earth's oxygen reservoirs are found in the a) atmosphere. b) biosphere. c) hydrosphere. d) lithosphere.
Answers: 1
Biology, 22.06.2019 14:20
As scientists have investigated evolution from a variety of fields, they have found that some of darwin's orginal ideas were inaccurate or incomplete. t explanation provided by evolution was updated each time to reflect the new information they found. what does this suggest about the theory of evolution? it has become a stronger and clearer theory as new information is collected.
Answers: 1
Business, 17.12.2020 02:40
Social Studies, 17.12.2020 02:40
History, 17.12.2020 02:40
Mathematics, 17.12.2020 02:40
Biology, 17.12.2020 02:40
Mathematics, 17.12.2020 02:40
Chemistry, 17.12.2020 02:40
Mathematics, 17.12.2020 02:40
Biology, 17.12.2020 02:40
Mathematics, 17.12.2020 02:40
Mathematics, 17.12.2020 02:40