Linus Pauling demonstrated that:a
the structure of hemoglobin was altered by a mutation of a single gene.
b. mutations only caused defects in enzymes.
c. mutations alter the structure of RNA, but not proteins.
d. mutations were inherited.
e. the structure of hemoglobin was altered by mutations in any of a dozen genes.
A
You might also like to view...
Permease proteins that aid in the transport of nutrients resemble enzymes in their specificity for the substance to be transported. Each carrier is selective and will transport only a closely related set of substances.
Answer the following statement true (T) or false (F)
Which structure, A, B, C, D, or E, produces enzymes that complete digestion of proteins, carbohydrates, and nucleic acids, and absorbs products of digestion?
1.A
2.B
3.C
4.D
5.E
Which disorder is characterized by bronchiole spasms?
a. emphysema b. asthma c. lung cancer d. high blood pressure e. apnea
Which cells are most important in initiating the production of bicoid protein?
A) posterior portion cells B) neural tube cells C) nurse cells D) limb bud cells