The proteins of the membrane attack complex (MAC) insert into the cell membranes of invading microorganisms and punch holes that result in lysis of the pathogen. The complement components of the MAC are,

TLS Online TPP Program

#Question id: 17196

#XL - T Zoology

What happens when the stressor remains during the GAS?

TLS Online TPP Program

#Question id: 27469

#XL - R Botany

The protonema is a stage in the life cycle of___

TLS Online TPP Program

#Question id: 1737

#XL - Q Biochemistry

The carrier T-cell epitope on a thymus-dependent antigen:

TLS Online TPP Program

#Question id: 12065

#XL - R Botany

If the Archaeplastidae are eventually designated a kingdom, and if the land plants are excluded from this kingdom, then what will be true of this new kingdom?

TLS Online TPP Program

#Question id: 9617

#XL - S Microbiology

The common ancestors of birds and mammals were very early (stem) reptiles, which almost certainly possessed 3-chambered hearts (2 atria, 1 ventricle). Birds and mammals, however, are alike in having 4-chambered hearts (2 atria, 2 ventricles). The 4-chambered hearts of birds and mammals are best described as