Changes in DNA sequence that persist in replicated DNA are
1.mutations.
2.inversions.
3.translocations.
4.replication forks.
5.origins of replication.
1
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A trait with high heritability responds rapidly to selection pressures, whereas a trait with a low heritability responds slowly or not at all
A. true B. false
Which of the statements about haptens is correct?
A. Haptens are usually large proteins. B. Haptens are generally large polysaccharides. C. Haptens are typically lipid molecules. D. Haptens are usually small organic molecules.
The distinct archaeal gene versions of Thaumarchaeota that oxidize ammonia into hydroxyl-amine (NH2OH) is catalyzed by ________.
A. ammonium dismutase (ADM) B. methanofuran (MFR) C. ammonia monooxygenase (AMO) D. methylaspartate pathway (MAP)
Answer the following questions true (T) or false (F)
1. Vaccination against diphtheria is a toxoid vaccine against inactivated toxin, therefore, the prevalence of asymptomatic carriers of Corynebacterium diphtheriae may be high even as prevalence of the disease itself is low. 2. A positive tuberculin skin test definitively indicates the presence of an active tuberculosis infection. 3. Mycoses are becoming more common due to changes in the patient population, such as immunosuppression, as well as environmental and ecological changes.