The following is correct concerning human immunodeficiency virus (HIV) resistance to protease inhibitors: (1)1.        High-level resistance occurs to the reverse transcriptase enzyme.2.        It occurs as an accumulation of stepwise mutations of the protease gene.3.        It occurs to prevent allosteric inhibition of the reverse transcriptase enzyme.4.        Resistance occurs as four specific substitutions of the integrase gene.5.        A single-point mutation occurs within the integrase gene.

The following is a lipid soluble β-blocker: (1)1.        Propranolol2.        Atenolol3.        Esmolol4.        Metoprolol5.        Labetalol

Angiotensin converting enzyme inhibitors can cause the following: (1)1.        Dry cough 2.        Hypokalaemia3.        Glaucoma 4.        Hypertension 5.        Bradycardia

Regarding fluoroquinolones: (1)1.       Are hepatically metabolised2.       Are bacteriostatic3.        Bind with 30 S ribosomal subunit4.        Are cell wall synthesis inhibitors5.        Increase the metabolism of warfarin

The following is used in the treatment of asthma: (1)1.        Timolol 2.        Acetylcholine3.        Propranolol4.        Pilocarpine5.        Salbutamol

The following drugs is a long-acting benzodiazepines: (1)1.         Escitalopram2.         Alprazolam3.         Oxazepam4.         Diazepam5.         Lorazepam

Resistance to penicillin G occurs by the following mechanism: (1)1.        Point mutations in the cytochrome b gene2.        Mutations on the enzyme catalase-peroxidase3.        Production of β-lactamases which hydrolyse this drug 4.        Mutations in the target enzymes L-alanine racemase and D-alanine ligase5.        Mutations in the glucan synthase enzyme

The following drugs reduce gastric acid secretion: (1)1.        Omeprazole2.        Metoclopramide 3.        Ondansetron 4.        Magnesium Hydroxide 5.        Loperamide

A ___________ volcano is generally 1000-10,000 meters tall, has gradual slopes, is 300,000-1.5 million years old and is composed of layers of basaltic lava.

Loss of biodiversity could be because of…. There are multiple right answers, please mark them all for full credit.