Which situation is a result of crossing-over during meiosis? A. Genes are rearranged, increasing the genetic variability of offspring.

B. Chromatids thicken and align themselves, helping to ensure genetic continuity.

C. Genes are duplicated exactly, ensuring that offspring will be identical to the parents.

D. Chromatids fail to sort independently, creating abnormal chromosome numbers.

which are post-impressionist paintings? check all that apply?

explanation:

post-impressionism is a predominantly french art movement that developed roughly between 1886 and 1905, from the last impressionist exhibition to the birth of fauvism. post-impressionism emerged as a reaction against impressionists' concern for the naturalistic depiction of light and color.

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characterization of nanoparticles is a critical step in nanomaterial production as it provides information of dimension, morphology, surface charge, distribution and degree of surface functionalization.

a. an idea which cannot be disproven!

explanation: