Tamoxifen is a drug that prevents the positive growth regulator estrogen from binding the estrogen receptor on the surface of breast cancer cells.The most likely result of this is a(n)________ in production of proteins that cause ________.

Question

Quizplus · Accepted Answer

Tamoxifen prevents estrogen from binding to breast cancer cells, which decreases the production of proteins that cause cell proliferation (i.e. cell growth). Therefore, the most likely result of using tamoxifen is a decrease in cell proliferation, leading to slower tumor growth.

Tamoxifen Is a Drug That Prevents the Positive Growth Regulator