You have an F2 generation derived from two true-breeding parents AA and aa. with different characteristics for the same trait determined by a single allele
What percentage of the
recessive phenotype would you expect to be true breeding if they were self-fertilized?
A. 0%
B. 25%
C. 33%
D. 67%
E. 75%
F. 100%
F
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Cellular inclusions in prokaryotic cells serve to
A) store energy rich compounds. B) protect DNA. C) position cells in the appropriate environment for survival. D) store energy rich compounds and position cells in the appropriate environment for survival.
Which of the following serves as a connection between the nervous and endocrine systems?
A. hypothalamus B. pineal gland C. thyroid gland D. pancreas E. adrenal gland
The _____ is associated with seasonal affective disorder (SAD)
a. pineal b. pituitary c. thyroid d. parathyroid e. thymus
Which of the following would be a good choice to accurately measure 1.0ml? (Choose all that apply)
> 50ml serological pipette > 1.0ml transfer pipette > P-20 micropipette > 5ml graduated cylinder a small beaker > 1.0ml serological pipette > P-1000 micropipette > 1L graduated cylinder > P-200 micropipette