The single most important physical sign of primary syphilis is
A) the chancre.
B) a skin rash.
C) paralysis.
D) an acute eye infection.
Answer: A
You might also like to view...
The dominance of what species in upper intertidal zones is an indication of heavy wave action?
a. Barnacles b. Periwinkles c. Mussels d. Limpets
Sidney Brenner proved that the triplet code is, in fact, nonoverlapping. Assuming a nonoverlapping code, how many complete codons would the following sequence encode before encountering a stop codon? 5? - AUGCGAUUAUAGUGC - 3?
What will be an ideal response?
In eukaryotes, most proteins contain short stretches of amino acid sequences called sorting signals that direct the protein to the correct cellular location.
Answer the following statement true (T) or false (F)
The transfer of electrons from chlorophyll a molecules to the primary electron acceptor is an example of a/an:
A) synthesis reaction. B) redox reaction. C) light reaction. D) absorption reaction.