The pH scale measures the concentration of ________ ions
a. oxygen
b. hydrogen
c. chloride
d. sodium
b
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Because archaeons lack peptidoglycan in their cell walls
A. some have an outer layer of complex polysaccharide. B. they must always be grown in isotonic medium. C. some have an outer layer of protein. D. some have an outer layer of complex polysaccharide and some have an outer layer of protein.
The names of the extraembryonic membranes are derived from their function in animals that produce shelled eggs.
Answer the following statement true (T) or false (F)
TPA, or tissue plasminogen activator, is a compound sometimes given to a person suffering from a heart attack. Why would a compound that apparently activates plasminogen be useful in treating a heart attack?
What will be an ideal response?
Translate the correct answer from the above question into tRNA.
A. CCA - TAT - TCG B. CCA - UAU - UCG C. GGU - AUA - AGC D. GGT - ATA - AGC