Albinism is a recessive trait controlled by a single gene. If the frequency of albinos in a population is 0.25, what is the
expected frequency of heterozygotes for this trait?
a. 0.25
b. 0.50
c. 0.75
d. 0.90
e. 1.00
a
You might also like to view...
Where would you most likely find an integral membrane protein?
A) on the inside surface of the cell membrane B) on the outside surface of the cell membrane C) floating freely in the cytoplasm D) spanning the cell membrane, with parts of the protein visible from both the inside and the outside of the cell
Beadle and Tatum irradiated Neurospora and initially grew the mutant strains on complete medium. How were they
able to determine the type of mutation for each strain? a. By growing the mold on a complete medium with extra vitamins and nutrients b. By growing the mold on minimal media supplemented with different combinations of amino acids and vitamins c. By growing the mold in its diploid form to see which traits were masked d. By comparing Neurospora to other species of mold e. By observing the marked differences in morphology between the different strains
Oxygen-16 is abundant and has 8 protons and 8 neutrons. Oxygen-18 has two extra neutrons. These two forms are:
A. oxygen isotopes. B. oxygen ions. C. oxygen isomers. D. oxygen dimers.
Paul Erhlich coined the term antibiotics for the "magic bullet" antimicrobials he pursued
Indicate whether the statement is true or false