A peptide bond forms between the ________ of one amino acid and the ________ of another
A) amino group, carboxyl group
B) amino group, R group
C) carboxyl group, sulfide group
D) amino group, phosphate group
E) R group, R group
A
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Which of the following correctly lists a germ layer with the adult tissues it forms? (Select all correct choices.)
A. ectoderm: outer layer of the skin, bone, posterior pituitary gland B. mesoderm: muscle, bone, pancreas C. endoderm: lining of the respiratory and digestive tracts, liver D. ectoderm: nervous system, cornea and lens of the eye, kidney E. mesoderm: bone, connective tissue, liver
Restoration ecology is similar, at least in part, to stewardship and management. However, the main distinction that sets restoration ecology apart from stewardship and management is
A. that humans are a part of the system. B. direct human intervention for a predetermined end. C. a philosophy that nature will heal without intervention. D. the use of modern technological tools such as geographic information systems. E. a philosophy that humans will not be able to "fix" a system.
Opsonization is
A) the coating of a pathogen by complement to facilitate phagocytosis. B) the sticking of monocytes to the wall of the blood vessels at the site of infection. C) damage resulting in cell lysis. D) nonspecific leukocyte secretion of toxins onto the surface of virally infected cells. E) phagocyte receptors detecting PAMPs.
Answer the following questions true (T) or false (F)
1. When two things happen at the same time, that correlation indicates one factor is causing the other. 2. Hospital microbiologists routinely test isolated pathogens for their susceptibility to commonly prescribed drugs in order to share these susceptibility rates with the healthcare team to help them make informed decisions about antibiotic therapies. 3. Robert Hooke refined earlier versions of the microscope and became the first to see bacteria.