The presence of which chemical in the blood can indicate that cancer exists somewhere in the body?
a. aldosterone
b. interleukins
c. cytokines
d. HCG
e. thyroxine
ANSWER: d
You might also like to view...
The DIRECT yield of ATP from the electron transport system is
a. 2. b. 8. c. 32. d. 36. e. 48.
Thanks to flexible base pairing, the wobble nucleotides in anticodons can be any of the RNA nucleotides or which modified nucleotide?
What will be an ideal response?
Which one of the following is correct regarding the structure of an antibody?
A) An antibody is made up of two polypeptide chains linked by hydrogen bonds. B) The four polypeptide chains that make up an antibody molecule are linked by disulfide bonds. C) The constant regions of the polypeptides in an antibody form antigen-binding sites. D) Only one polypeptide in an antibody has a constant region and a variable region. E) The polypeptides making up an antibody are connected by hydrogen bonds.
The product of which process contains the highest BOD?
A) anaerobic sludge digestion B) primary sewage treatment C) secondary sewage treatment D) tertiary sewage treatment E) water treatment