What was important about the development of the egg as a part of the reproductive cycle of animals? How was it tied to changes in the environment?
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What was important about the development of the egg as a part of the reproductive cycle of animals? How was it tied to changes in the environment?
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- Write an essay not exceeding 200 words, what is the importance of animal reproduction in our society? What will be the impact in our lives if there is no reproduction of animals?Is a zygote a fertilized egg?Which refers to the process where animal reproduce asexually and sexually to ensure perpatuation and survival of this species ?
- How does the production of sperm differ from the production of eggs? a. Sperm production involves meiosis, whereas egg production involves only mitosis. b. Meiosis during sperm production produces four sperm cells, whereas meiosis during egg production produces only one functional egg cell. c. Sperm are haploid, whereas eggs are diploid. d. Sperm production begins during fetal development, whereas the meiotic process that begins egg production doesn’t begin until pubertyWhat are embryophtes?Illustrate an egg in the morula stage. How does its size compare with that of the fertilizied egg?
- What are eggs made ofWhere does the fertilization of a human egg normally take place?At which stage of embryogenesis, major patterns of the internal tissues of the embryo have been already established? A. Octant stage embryo B. Globular stage embryo O C. Heart-shaped stage embryo O D. Torpedo stage embryo
- consider a pig that has only fully formed ovary. how would this affect the pig's future reproduction?what is the key aspect of development? a. growth b. lifespan approach c. progess d. evolutionWhich germ layer is involved in the process of neurulation? Select one: a. Mesoderm b. Endoderm c. Embryonic disk d. Ectoderm