Which of the following statements about enzymes are true? Select all that apply. a)an enzyme yields a specific product, whereas a non-biological catalyst may produce more than one product, and side reactions may occur. b)reactions occur at the active sight, which usually consist of a crevice on the enzyme's surface. c)both non-biological catalysts and enzymes show reaction specificity. d)generally, an enzyme is specific for a substrate. for example, thrombin catalyzes the hydrolysis of the peptide bond between Arg and Gly.
Getting both the digene HPV Test and a Pap offers the most peace of mind for women 30 and older -- the age group that is most at risk of cervical cancer. If you do not have HPV and your Pap is normal, you can be confident you do not have abnormal cells that could develop into cervical cancer without being detected.
From age 30-65 a Pap smear should be done every 3-5 years. If a women previously has multiple normal Pap smears, the Pap can be spaced out to 3 years. If HPV testing is done with their Pap smear (co-testing), both can be repeated in 5 years.From age 65 a Pap smear is not recommended, if she is low risk.rom age 21-30 a Pap smear should be done every 3 years. No HPV testing is needed yet. Since young women have such strong immune systems and can fight off HPV so well, HPV testing isnât recommended yet. Even if they are exposed to HPV, there is an excellent chance they will clear the infection within a few years.