A gene can now be defined as:
a. a DNA sequence that carries information to produce a specific RNA or protein product.
b. a DNA nucleotide sequence that carries information to produce a specific polypeptide.
c. a DNA or RNA sequence that carries information to produce a single polypeptide.
d. a DNA nucleotide sequence that carries information to produce an enzyme.
e. a DNA or RNA sequence that carries information to produce a specific polypeptide.
A
You might also like to view...
Aerobic respiration evolved in
a. some bacteria. b. some archea. c. animals. d. mitochondria. e. in some bacteria and some archea.
According to the fluid mosaic model of membrane structure, proteins of the membrane are mostly
a) randomly oriented in the membrane, with no fixed inside-outside polarity. b) free to depart from the fluid membrane and dissolve in the surrounding solution. c) embedded in a lipid bilayer. d) confined to the hydrophobic core of the membrane. e) spread in a continuous layer over the inner and outer surfaces of the membrane.
TRAIT SPECIESABCDE110000211111311111411110511100611000 The table shows the distribution of traits (A-E) in six extant species (1-6). A "0" indicates the ancestral condition, while a "1" indicates the derived condition. Which trait is represented by the greatest number of plesiomorphies?
A. A B. B C. C D. D E. E
Which of the following is not found in the cytoskeleton?
A. intermediate filaments B. spindle fibers C. actin filaments D. microfilaments E. none of the above