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Basic Biology Practice Test: Animal Development
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Animal development is the process of creating a new animal from cells that come from one or more parent animals.

Related Test: Basic Biology Practice Test: Animal Reproduction

Basic Biology Practice Test: Animal Development
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25 Questions

1. Gases are exchanged in a mammalian embryo in the
2. Human trophoblasts
3. Cells move to new positions as an embryo establishes its three germ tissue layers during
4. In frog embryos, the blastopore becomes the
5. As cleavage continues during frog development, the size of the blastomeres
6. The primitive streak in a bird is the functional equivalent of
7. Which of the following is an adult organism that has fewer than 1,000 cells?
8. The vertebrate ectoderm is the origin of the
9. The archenteron of the developing frog eventually develops into the
10. At the moment of sperm penetration, human eggs
11. Changes in both cell shape and cell position occur extensively during
12. Meroblastic cleavage occurs in
13. The first cavity formed during sea urchin development is the
14. In a newly fertilized egg, the vitelline layer
15. A human zygote undergoes its first cell division
16. Among these choices, the largest cell involved in frog reproduction is
17. The structure of the Drosophila gene called Tinman is similar to a gene in humans that also
18. Cells transplanted from the neural tube of a frog embryo to the ventral part of another embryo develop into nervous system tissues. This result indicates that the transplanted cells were
19. From earliest to latest, the overall sequence of early development proceeds in which of the following sequences?
20. An open space within the gastrula is the
21. What structural adaptation in chickens allows them to lay their eggs in arid environments rather than in water?
22. The outer-to-inner sequence of tissue layers in a post-gastrulation vertebrate embryo is
23. An embryo with meroblastic cleavage, extraembryonic membranes, and a primitive streak must be that of
24. If the apical ectodermal ridge is surgically removed from an embryo, it will lose
25. Contact of a sperm with signal molecules in the coat of an egg causes the sperm to undergo

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