If a DNA sequence is altered from TAGCTGA to TAGTGA, what kind of mutation has occurred? View Available Hint(s) If a DNA sequence is altered from TAGCTGA to TAGTGA, what kind of mutation has occurred?
a. None.
b. Addition.
c. Both addition and deletion.
d. Deletion.
Answer: d. Deletion.
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Polarized cells are characterized by
A) random orientation within a tissue. B) a polar flagellum. C) random orientation within an organ. D) distinct apical and basolateral sides. E) both choices B and D
Suppose you discover a mutant plant that cannot actively transport solutes across the tonoplast. Which
of the following should you expect?
a. The plant will wilt easily. b. The plant will generally be like a normal plant. c. The plant will not have leaves. d. The plant will not have roots. e. The plant cells will not be able to divide.
An essential amino acid is one that must be provided in the diet
____________________ Indicate whether the statement is true or false.
Which list has structures that are involved only in the sense of hearing?
A) middle ear bones, semicircular canals, basilar membrane B) eardrum, utricle, organ of Corti C) oval window, cochlea, aqueous humor D) oval window, basilar membrane, organ of Corti