Robertsonian translocation result from which of the following?
A) Breaks occur at or near the centro meres of two acrocentric chromosomes followed by the reciprocal exchange of broken parts.
B) Two homologous chromosomes break and exchange parts.
C) Unequal crossing-over occurs during meiosis.
D) Two small chromosomes fuse end-to-end resulting in one chromosome with two centromeres.
A) Breaks occur at or near the centro meres of two acrocentric chromosomes followed by the reciprocal exchange of broken parts.
You might also like to view...
Who provided X-ray diffraction photographs of purified DNA fibers that suggested a helical structure with a consistent diameter of about 2 nm and a complete helical turn every 3.4 nm?
A. Hershey and Chase B. Chargaff C. Franklin D. Watson and Crick
Based on the composition of cell membranes, the most prominent lipids are
A) phospholipids. B) glycolipids. C) cholesterol. D) phytosterol. E) cerebrosides.
Overview of aquatic systems
What will be an ideal response?
Asexual reproduction in plants does NOT involve
(a). Daughter plants being genetically identical to the parent plant. (b). The production of gametes. (c). a portion of one plant giving rise to a completely new plant. (d). vegetative propagation. (e). the use of runners.