Which of the following can be a transdominant mutation in partial diploid cells?

A) lacZ-
B) PlacI-
C) lacIS
D) lacY-
E) lacI-


C

Biology & Microbiology

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When differentiation occurs, cells may also change in  

_____ genetic content. _____ size. _____ shape.

Biology & Microbiology

Which is not a typical characteristic of monocots? a. Pollen grains have three pores or furrows

b. Leaf veins are arranged in a parallel array. c. Floral parts are found in multiples of three. d. Seeds have only one cotyledon.

Biology & Microbiology

Aside from HIV infections, the greatest number of global disease-related deaths result from

1.diarrheas. 2.various respiratory infections. 3.hepatitis. 4.malaria. 5.tuberculosis.

Biology & Microbiology

What can cause phenotypic mosaicism for X-linked genes in female mammals?

What will be an ideal response?

Biology & Microbiology