A colorless substrate acted on by the enzyme portion of the ligand to produce a colored product is known as a/an ________.
A. antibody
B. serotype
C. chromogen
D. antigen
Answer: C
You might also like to view...
The microscopic air sacs or alveoli are the sites where blood
(a) picks up oxygen. (b) gives up carbon dioxide. (c) gives up oxygen. (d) both a and b.
DNA methylation of a gene during spermatogenesis would result in
A. the inactivation of the paternal allele in the offspring. B. dosage compensation by the paternal allele. C. the inactivation of the maternal allele in the offspring. D. the inactivation of the X chromosome. E. dosage compensation by the maternal allele.
In radishes, red is dominant (RR), white is recessive (rr) and purple color results in heterozygotes (Rr). This is an example of:
A. incomplete dominance B. codominance C. pleiotropy D. epistasis E. Mendelian inheritance pattern
Although cells tend to be spherical, several factors influence cells to assume other shapes. Which of these does not influence cell shape?
A) cell walls B) number of mitochondria C) structural filaments within the cells D) pressure from neighboring cells E) the cytoskeleton