What does anaerobic metabolism mean

What is the main structural difference between enveloped and nonenveloped viruses? a) enveloped viruses have their genetic material enclosed by a layer made only of protein.b) nonenveloped viruses have only a phospholipid membrane, while enveloped viruses have two membranes, the other one being a protein capsid.c) enveloped viruses have a phospholipid membrane outside their capsid, whereas nonenveloped viruses do not have a phospholipid membrane.d) both types of viruses have a capsid and phospholipid membrane; but in the nonenveloped virus the genetic material is between these two membranes, while in the enveloped virus the genetic material is inside both membranes.

By signing the patient’s ehr with the digital signature, the provider certifies that all data and information in the patient ehr is:

Disinfection of countertops, metal, and hard plastics is not best accomplished by the use of because it's very corrosive to hard surfaces. a. alcohol b. a glutaraldehyde solution c. an ultrasonic cleaner d. a phenol compound