TLS Online TPP Program

#Question id: 4741


The F2 progeny from a particular cross exhibit a modified dihybrid ratio of 9 : 7 (instead of 9 : 3 : 3 : 1). What phenotypic ratio would be expected from a testcross of the F1?

#SCPH12 I Genetics
  1. 1:3     

  2. 1:2:1      

  3. 3:1                   

  4. 2:1:1 

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TLS Online TPP Program

#Question id: 8955

#SCPH28 | Zoology

Which of the following characteristics generally applies to protostome development?

TLS Online TPP Program

#Question id: 8956

#SCPH28 | Zoology

Protostome characteristics generally include which of the following?

TLS Online TPP Program

#Question id: 8957

#SCPH28 | Zoology

A student encounters an animal embryo at the eight-cell stage. The four smaller cells that comprise one hemisphere of the embryo seem to be rotated 45 degrees and lie in the grooves between larger, underlying cells (spiral cleavage). This embryo may potentially develop into a(n)

TLS Online TPP Program

#Question id: 8958

#SCPH28 | Zoology

A student encounters an animal embryo at the eight-cell stage. The four smaller cells that comprise one hemisphere of the embryo seem to be rotated 45 degrees and lie in the grooves between larger, underlying cells (spiral cleavage). If we were to separate these eight cells and attempt to culture them individually, then what is most
likely to happen?

TLS Online TPP Program

#Question id: 9050

#SCPH06 I Botany

If an ecologist were studying the regional interactions among multiple populations of different species and how they influence the exchange of materials between their various environments, then this would be an example of which kind of research?

TLS Online TPP Program

#Question id: 9050

#SCPH28 | Zoology

If an ecologist were studying the regional interactions among multiple populations of different species and how they influence the exchange of materials between their various environments, then this would be an example of which kind of research?