Developmental Biology Fundamentals
This worksheet covers fundamental concepts in developmental biology for Grade 10 students, including fertilization, embryonic development, and cell differentiation.
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Developmental Biology Fundamentals
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Read each question carefully and answer to the best of your ability. Use complete sentences where required. Refer to your notes and textbook if needed.
1. What is the primary event that marks the beginning of embryonic development?
Cell division
Fertilization
Organ formation
Cell migration
2. Which of the following terms describes the process where cells become specialized in structure and function?
Mitosis
Meiosis
Differentiation
Gametogenesis
3. The fusion of a sperm and an egg cell is called .
4. The early stage of development in multicellular organisms, from fertilization until the formation of a fetus, is known as the stage.
5. All cells in an embryo have the potential to develop into any type of cell.
True
False
6. Gastrulation is the process where the three primary germ layers are formed.
True
False
7. Briefly describe the main difference between a zygote and a blastocyst.
8. Explain the importance of cell differentiation during embryonic development.
Use the words below to complete the sentences.
9. The outermost germ layer, which gives rise to the skin and nervous system, is called the .
10. The development of organs and organ systems from the three germ layers is known as .