Disease, Genetics and Biotechnology

Which of these is a step to do a genetic modification?

• Selection of the desired characteristic

• Isolation of the gene responsible for the characteristic

• Insertion of the gene into another organism

• All are correct

If green is dominant over purple, then what is the genotype for this individual?

• Purple
• Green
• GG
• gg

Pairs of genes that control the same trait are known as

• allelles
• gametes
• hybrids
• loci

Which trait is DEFINITELY caused by genetics? 

• weight 
• height 
• tan-ness of skin 
• how hard you work 

Which of the following statements about the characteristics of organisms is correct?

• Genes alone determine the characteristics or organisms
• A combination of genes and the environment determine the characteristics of organisms.
• organisms have the same characteristics as their parents
• Environment alone determines the characteristics of organisms

What process allows scientists to create a group of genetically identical organisms?

• Cloning
• DNA fingerprinting
• DNA recombination
• Genetic modification

Which of the following is not a concern of biotechnology?

• Ethics concerns with cloning humans.
• Health concerns about eating genetically modified foods.
• Concerns that we will harvest too much food for the global population.
• Environmental concerns of releasing genetically modified organisms into an ecosystem.

Which statement reflects the greatest concern for the growth of genetically modified crops?

• The cost of agriculture production will increase.

• High yield crop varieties will reduce the use of fertilizers.

• Insect resistant crop varieties might reduce the insect population

• Genes for herbicide resistance might be transferred to weeds.

Strawberries that we buy in grocery stores are a hybrid between two native types of strawberry plants.

• genetic engineering

• selective breeding

The deliberate modification of the characteristics of an organism by manipulating its genetic material.

• artificial selection

• genetic engineering

• selective breeding