( June 22, 2023, 7:19 AM EDT) -- SAN FRANCISCO — Monsanto Co. has filed an answer in California federal court denying all allegations that glyphosate, the active ingredient in the herbicide Roundup, causes cancer and asserting affirmative defenses that a woman suffering from lymphoma “cannot proffer any scientifically reliable evidence” that Roundup is “defective or unreasonably dangerous.”...