You are studying a diploid organism that has 14 sets of chromosomes. How many chromatids will a cell from this organism have in metaphase of meiosis II?
A. 7
B. 14
C. 28
D. 56
C
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Keystone species can have significant influences over several populations in a community through:
A. their ability to leave their environment relatively unchanged. B. their large body sizes. C. their effect on high amounts of biomass and energy transfer between populations. D. their roles as prey species for predator populations in the community. E. their avoidance of antagonistic interactions.
Which of the following is used to screen newborns for the genetic disease PKU?
A) RFLPs B) ASOs C) Antibodies D) PCR E) All of these
Proteins that do not align with known amino acid sequences fall into two classes: (1) (conserved hypothetical, unknown function, mystery, non-critical) proteins are encoded by genes that have matches in the database but no function has yet been assigned to any of the sequences; (2) Proteins of (conserved hypothetical, unknown function, mystery, non-critical) function are the products of genes unique to that organism.
A. conserved hypothetical B. unknown function C. non-critical D. mystery
Which process is represented by Figure 12.1?
A. mitosis B. meiosis C. cytokinesis D. schizogony E. budding