Q: After fertilization the blastocyst develops three germ layers. Which germ layer is the innermost…
A: In the human embryo , after about three days of fertilisation,the zygote forms a solid mass of cells…
Q: Which is a triploid tissue? How is the condition achieved in a fertilized ovule?
A: Anther produces pollen grains which lands on the stigma of the pistil with the help of biotic and…
Q: in an ectopic pregnancy what happens?
A: Pregnancy is a condition in which an embryo develops inside a female. Under normal conditions, the…
Q: What are the major events that occur from fertilized egg to birth?
A: Fertilization is the process of fusion of the male gamete (sperm) with the female gamete (ovum) to…
Q: What is the advantage of external fertilization over internal fertilization
A: Advantages of external fertilization over internal fertilization - 1. The number of offspring…
Q: What is the difference between internal & external fertilization?
A: The process in which a male gamete commonly known as sperm that is released by the male reproductive…
Q: State the concept of Fertilization ?
A: Reproduction is the process of producing a new offspring. Reproduction process is vital for the…
Q: Explain the Fertilization and Early Stagesof Development ?
A: The reproductive system(male and female) is a complex system with a number of interconnected…
Q: What is yolk? What is its role in fertilization and development?
A: The development of organisms depends on the supply of resources. In embryo development nutrition of…
Q: Where does fertilization takes place in human female?
A: The human female reproductive system includes a pair of ovaries, oviducts, uterus, vagina, vulva,…
Q: What do you understand by double fertilization?
A: Fertilization is the process of fusion of male and female gametes to form a zygote. The zygote then…
Q: What is self-fertilization?
A: Reproduction is a property shown by living organism in which one organism (parent) gives rise to new…
Q: How do the somites, intermediate mesoderm, and lateral plate mesoderm contribute to embryonic…
A: The early stages in the case of embryonic development start with fertilization. The fertilization…
Q: is no fertilization, oocyte will arrested at?
A: OOCYTE_ An oocyte, is a female gametocyte or germ cell involved in reproduction. In other words, it…
Q: How are the development events, which you have observed to occur in the testis and ovary,…
A: The initial processes of gonads development are essentially similar in both sexes consisting of…
Q: Describe the process of double fertilization.
A: Plants that will reproduce sexually also consist of gametes. When they became mature, the haploid…
Q: Why does only one sperm fertilize the egg, and why is this important?
A: Fertilization is the process in which gametes (an egg and sperm) fuse to form a zygote. The egg and…
Q: Describe the steps involved in fertilization.
A: Male gametes are called as sperms while female gametes are called as egg/ova. Fusion of male and…
Q: Which gene is responsible for the development of the gonads into testes?
A: Introduction Chromosomes are classified into two types: Autosomes and Allosomes/Sex chromosomes. The…
Q: What is fertilisation? Give examples
A: Human beings are sexually reproducing organisms. The male reproductive system consists of pair of…
Q: Where does fertilization normally occur?
A: Reproduction ensures the continuity of species on earth. It can occur in two ways that is sexual…
Q: What is the role of the HCG hormone in pregnancy?
A: HCG or Human Chorionic Gonadotropin hormone is one of the crucial hormones in pregnancy. Here we…
Q: Why do you think the zygote is dormant for sometime in a fertilised ovule?
A: In angiosperm, pollination is the process in which pollens are transferred from the stamen to the…
Q: What is the importance of Meiosis to Oogenesis and Spermatogenesis?
A: INTRODUCTION Meiosis:- Meiosis is a process where a single cell divides twice to produce four cells…
Q: what is the purpose of calcium ion in fertilization?
A: * Fertilisation is an generative fertilisation fusion of gametes gives rise to a new individual…
Q: How do we develop from a single fertilized egg cell?
A: Introduction:- Fertilization is the process of haploid gametes fusing together to generate a diploid…
Q: What are the similarities and differnces between spermatogenesis and oogenesis?
A: Spermatogenesis and oogenesis are two different processes of the production of gametes. It is…
Q: What happens if the mature ovum is not fertilized in a female? Name the process.
A: Reproductive system of an organism is also called a genital system. It is a biological system made…
Q: Explain step by step in your own words what are the events that follow fertilization
A: Introduction An organism reproduces an offspring that is biologically identical to the organism…
Q: Compare and contrast external versus internal fertilization. Describe at least three major…
A: External fertilization External fertilization is a mode of reproduction in which a male organism's…
Q: Why does fertilization always occur in a fluid medium in nature?
A: Fertilization is defined as the union of two haploid gametes, the spermatozoa and the oocyte, herein…
Q: Define self-fertilization?
A: Fertilization refers to the process of fusion of male and female haploid gametes to form a diploid…
Q: How is and egg (oocyte) prepared during oogensis for fertilization? Why is preparation essential to…
A: The process of formation of gametes is known as gametogenesis. In females, oogenesis is a process of…
Q: What is the product of fertilization?
A: Reproduction is a fundamental feature of life. Reproduction occurs in two forms, asexual and sexual…
Q: In traditional accounts of fertilization, which characteristics are associated with eggs, and which…
A: The female reproductive cell, or gamete, in most anisogamous species is the egg cell, or ovum…
Q: What are the advantages and disadvantages of internal fertilization over external fertilization? How…
A: Internal fertilization - It is the fusion of egg and sperm during sexual reproduction inside the…
Q: How are the events that take place in spermatogenesis and oogenesis similar? How are they different?
A: Spermatogenesis and oogenesis are the cycles of arrangement of male and female gametes.…
Q: Why does puberty occur too late or too early in some individuals?
A: Puberty is a crucial stage in human development, marking the transition from childhood to adulthood.…
Q: What is the difference between spermiogenesis and spermiation?
A: The male reproductive gamete or cell is sperm. The sperm cell in animals is motile with a long…
Q: What are the steps of fertilization
A: Fertilization is a process in which there is a fusion or union of the male gamete (sperm) and female…
Q: What is double fertilization
A: In plants , apart from the fertilization process of triple fusion and double fertilization takes…
Q: What happens in the process of fertilization in animals and humans?
A: The cells of the biological unit of life. the cells comprise tissues which collectively forms an…
Q: How do the processes of capacitation and acrosome reaction affect the fertilization process? How do…
A: Introduction Fertilization refers to the process when there is a fusion of male and female gametes…
Q: What tissues and organs arise from the three germ layers in embryonic development?
A: In developmental biology, various stages are involved for the development of a foetus. Gastrulation…
Q: What is Fertilization?
A: The expansion in size and changes in shape of a creating life form rely upon the increment in the…
Q: What occurs in the female after fertilization of the egg? What happens if the egg is not fertilized?
A: The menstrual cycle refers to the monthly series of changes that a woman's body undergoes in order…
What is the advantage of internal fertilization over external fertilization
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