What is the correct order of these meiotic events?
A Segregation of homologous chromosomes to opposite poles.
B Segregation of sister chromatids to opposite poles.
C Alignment of homologous pairs on the midplate of the cell.
D Pairing and synapsis of homologous chromosomes.
E Condensation of chromosomes in a diploid nucleus.
A) CDEAB
B) DCEBA
C) EDCBA
D) EDCAB
E) DCABE
D) EDCAB
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The ____ horizon tends to accumulate mineral ions but relatively little organic matter, and is generally penetrated by
mature tree roots?
a. A horizon b. B horizon c. C horizon d. D horizon e. O horizon
Hair follicles and the bodies of sweat glands are located in the ____
a. epidermis b. dermis c. hypodermis d. subcutaneous layer e. loose connective tissue layer
The digestion of a protein results in
A. sugars. B. enzymes. C. amino acids. D. the formation of peptide bonds.
The sequencing method that cuts the DNA of an entire chromosome into small fragments and then clones these fragments is called
A. shotgun sequencing. B. clone-by-clone sequencing. C. consensus sequencing. D. RFLP sequencing.