Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 35427
TLS Online TPP Program

#Question id: 5542

One stage of cleavage is the morula stage which is:

#Unit 5. Developmental Biology

  1. An embryo with 4 cells

  2. An embryo with a darkly pigmented vegetal hemisphere

  3. A collection of 16-32 cells resembling a raspberry

  4. A group of cells that do not undergo DNA replication

More Questions
TLS Online TPP Program

#Question id: 8896

#Unit 9. Diversity of Life Forms

Chordate pharyngeal slits appear to have functioned first as
TLS Online TPP Program

#Question id: 8897

#Unit 9. Diversity of Life Forms

Which of the following statements would be least acceptable to most zoologists?
TLS Online TPP Program

#Question id: 8898

#Unit 9. Diversity of Life Forms

Which extant chordates are postulated to be most like the earliest chordates in appearance?
TLS Online TPP Program

#Question id: 8901

#Unit 9. Diversity of Life Forms

The origin of the craniates occurred at roughly the same time as the
TLS Online TPP Program

#Question id: 8902

#Unit 9. Diversity of Life Forms

What do craniates have that earlier chordates did not have?
TLS Online TPP Program

#Question id: 8904

#Unit 9. Diversity of Life Forms

Terry takes the body of the snakelike organism and slices it open along its dorsal side. If it is a hagfish, what should Terry see?