The process of 'crossing over':
a. generally results in binary fission
b. involves nucleoli
c. involves breakages and exchanges being made between sister chromatids
d. involves breakages and exchanges being made between homologous chromosomes
e. involves random assortment of homologues during metaphase
d
You might also like to view...
Which is (are) true of lipids?
A. They are a major structural element of all cell membranes. B. They act as gatekeepers of the cell. C. They demark the inside vs. the outside of the cell. D. They are a heterogeneous group of molecules. E. All of the choices are correct.
Which hormone has a role in both feelings of well-being and in social stress responses in both sexes?
a. oxytocin b. endorphins c. insulin-like growth factors d. epinephrine e. norepinephrine
The linkage commonly found between amino acids in a chain of amino acids is called a ____ bond
a. phosphodiester b. disulfide c. glycosidic d. hydrogen e. peptide
Which of the following factors is most likely to be a density-independent regulator of population growth?
A) drought B) disease C) starvation D) parasites