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Genetic engineering manipulates gene products at the level of the proteins.

Bacteriophages can be used as vectors in recombinant DNA experiments because they

Many couples now delay parenthood until they are in their 30’s. This delay contributes to which cause of infertility?

Tumor cells remain together in a single mass and do not invade or disrupt surrounding tissue. This is

A cancer cell is ‘dedifferentiated which means that

When a cancer cell divides, the daughter cells are also cancerous.

The first drug produced using recombinant DNA technology was insulin.

Patent law as it pertains to biotechnology has had to change in recent years in response to the greatly accelerated speed of DNA sequencing.

In order to ___________, the cancer cells have to breakthrough their original tumor and invade to blood stream or lymphatic vessels to go to a new location.

Some heavy smokers develop lung cancer but others may not because they may have inherited a susceptibility allele in every cell. Therefore years of exposure to smoke carcinogens causes mutations in the tumor suppressor gene or oncogene which leads to proliferation of lung cells.