Protection against abrasion, barrier against infection
What will be an ideal response?
Stratified Squamous
You might also like to view...
A mutation creates a deletion in the C-terminal region of the bacterial RecA protein of E. coli rendering it Rec-. It would be reasonable to surmise this mutation might:
A. increase autoinhibition of RecA. B. increase RecA binding to DNA. C. decrease autoinhibition of RecA. D. be both A and B. E. be both B and C.
HIV
A. is a retrovirus. B. infects most mammals. C. can be killed with antibiotics. D. causes liver cancer. E. can be transmitted through the skin.
Hormones are signaling molecules that are carried in the ____
a. cerebral spinal fluid b. intracellular fluid c. extracellular fluid d. bloodstream e. synapses
The iron-response element (IRE) is a(n)
A) insulator element that binds IRE-binding protein in the absence of iron. B) transcriptional promoter that directly binds iron to prevent transcription of nearby genes. C) long noncoding RNA that binds iron and regulates transcription of multiple genes. D) sequence in the 5? untranslated region of mRNA that forms a hairpin loop, preventing translation of the mRNA by binding to IRE-binding protein in the absence of iron. E) example of a prokaryotic riboswitch that causes early termination of transcription in the presence of iron.