How did researchers establish the connection between chimpanzees and humans?
What will be an ideal response?
Researchers examined the chromosomes of humans, apes, gorillas, and chimpanzees. They looked for
similar banding patterns among the species studied and established that those of chimpanzees most
closely related to the human chromosomes.
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The formation of the bivalent during meiosis
A. is required for the pairing of homologous chromosomes. B. contributes to the genetic diversity of a species. C. ensures that the resulting haploid cells will have the same combination of homologous chromosomes as the original diploid cell. D. aids the alignment of sister chromatids in a single row along the metaphase plate. E. occurs during meiosis II.
Any organism that can cause disease in the host after direct interaction is a(n)
A. secondary pathogen. B. focal pathogen. C. opportunistic pathogen. D. primary pathogen.
Conserved arrangements of segments of DNA in related genomes are referred to as
A. analogous DNA. B. homology. C. a comparative genome. D. synteny. E. a contig.
What types of media are commonly used to isolate anaerobic microbes?
A) defined media B) differential media C) complex media D) reducing media E) selective media