Which developmental stage is characterized by a hollow ball of cells surrounding a fluid-filled cavity called the blastocoel?
Show answer and explanation
Correct answer: Blastula
The blastula is the end product of cleavage, where rapidly dividing blastomeres arrange themselves into an epithelial layer surrounding a central, fluid-filled cavity known as the blastocoel.
Keep practicing
More Stages of Embryonic Development questions
- The process of gastrulation is biologically significant primarily because it results in the formation of which of the following?
- In deuterostomes, such as chordates and echinoderms, what does the blastopore eventually become?
- Which embryonic germ layer is responsible for the development of the nervous system and the epidermis of the skin?
- During organogenesis, the notochord is a key signaling center. From which germ layer is the notochord derived?
- The lining of the digestive tract and the respiratory system are primary derivatives of which germ layer?
- What is the term for the process where one group of embryonic cells influences the developmental fate of an adjacent group of cells through…