SCIENCE 9 - Genetic Engineering Quiz

Genetic engineering involves directly manipulating an organism's DNA to alter its characteristics.

• True

• False

The primary goal of genetic engineering is to modify an organism’s DNA for aesthetic purposes only.

• True

• False

Bt corn is engineered to resist insect pests, especially the corn borer.

• True

• False

Bacillus thuringiensis (Bt) produces a protein that is toxic to humans but safe for most insects.

• True

• False

CRISPR-Cas9 is used for human genetic engineering to create new traits.

• True

• False

Human genetic engineering is widely used to create new traits.

• True

• False

The first step in genetic engineering of Bt corn is to isolate the gene from Bacillus thuringiensis.

• True

• False

Agrobacterium tumefaciens is used because of its tumor-inducing plasmid.

• True

• False

Restriction enzymes are used to cut DNA into fragments during the ligation step.

• True

• False

DNA ligase is used to cut DNA at specific recognition sites.

• True

• False