At what stage of spermatogenesis does meiosis I occur?

Q: What is the implication that sperm cells have a lot of mitochondria and not much other organelles?

A: Mitochondria It is a double membrane bound organelle found in cytoplasm of eukaryotic cells. They…

Q: What causes impaired spermatogenesis?

A: Answer- Spermatogenesis is the process of the formation of sperms in the testis by the help of…

Q: What are the stages of sperm development in humans?

A: The process of sperm formation in the seminiferous tubules is known as spermatogenesis. Every day…

Q: What do you mean by ovulatory phase?

A: The reproductive cycle in the female primates e.g.monkeys, apes and human beings) is called…

Q: What are the three events during sexual reproduction that prevent identical children?

A: Sexual reproduction confers an advantage to the offspring; it generates genetic diversity which…

Q: What are the different stages of the follicular phase of the menstrual cycle taking place in ovary…

A: The menstrual cycle includes the changes that occur in the ovaries and uterus of a reproductively…

Q: What do you mean by spermatogenisis. How it takes place?

A: The formation of gametes and the fusion of male and female gametes are the two processes required…

Q: What is the entire process of oogenisis?

A: Oogenesis is the formation of a mature female gamete called ovum in the ovary. It is one of the…

Q: What are the various methods of asexual reproduction?

A: Asexual reproduction is the phenomenon of production of an offspring by a single parent without the…

Q: Where in the ovary would you find the various stages of the female gamete?

A: Oogeneis is the gradual development as well as maturation of oogonium into mature ovum through the…

Q: How do teratogens cause birth defects?

A: Teratogens are those substances or agents that cause harmful mutations or deformations in the genome…

Q: What are the stages of spermatogenesis?

A: Spermatogenesis is that the method by that haploid spermatozoa develop from germ cells within the…

Q: What is Asexual reproduction? Explain kindly

A: Asexual reproduction: What is it?Asexual reproduction refers to a type of reproduction where a child…

Q: Why does menopause occur?

A: Menopause is the natural biological decline process that defines the condition of reproductive…

Q: Describe the principal events of spermatogenesis.

A: Introduction  The life starts from single cell called Zygote. A zygote is formed by the fusion of…

Q: What are primordial follicles?

A: The process of the formation of life or living organisms from pre-existing living organisms is…

Q: What are the differencesbetween spermatogenesis and oogenesis?

A: The male and female reproductive organs, the testes, and ovary are called gonads. These contain…

Q: What is sex determination?

A: Genes are the structural and functional units of heredity that carry coded genetic information in…

Q: What are the stages of oogenesis? Describe all the ways in which it differs from spermatogenesis ?

A: Introduction: The process of formation of the egg cells in the ovaries of the fetus is known as…

Q: What happens in the process of spermiogenesis?

A: Spermatogenesis is the formation of a haploid and functional male gametes (i.e — spermatozoa) from…

Q: List the major steps in spermatogenesis.

A: BASIC INFORMATION GAMETOGENESIS  It is the process of formation of gametes. The diploid gametocytes…

Q: how does asexual reproduction make it difficult to define what constitutes an individual?

A: Asexual reproduction does not include the union of gametes or variation in the number of…

Q: How many chromosomes are in a sperm cell?

A: All the somatic cells of the organism contain diploid set of chromosomes. The daughter cells formed…

Q: Starting with oogonia, describe the formation ofsecondary oocytes by meiosis. What are polar bodies?

A: When the females are born, they have complete supply of the gametes for lifetime. At birth, there is…

Q: What are the steps in spermiogenesis?

A: The genital system comprises many organs that engage in sexual reproduction.

Q: what are Unbalanced gametes during mieosis

A: Chromosomes carry the genetic material DNA. Chromosomes may undergo rearrangements that are the…

Q: What is the differencebetween spermatogonium andspermatocyte I?

A: In male reproductive system, a pair of testes are the primary reproductive organs. The chief aim of…

Q: If spermatogenesis is normal and all cells survive, how many sperm cells will be formed from 100…

A: Spermatogenesis is the process of sperm development. This cells play importance role in sexually…

Q: How does the femalegamete move from the ovaryto the uterus?

A: In the sexual mode of reproduction, gametes are the male and female reproductive cells that will…

Q: What are the basic features of asexual reproduction?

A: Reproduction is the process of producing the young ones from the existing one, it enables a species…

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: Explain how a spermatogonium, containing a diploid number of chromosomes, develops into four…

A: Introduction  The life starts from single cell called Zygote. A zygote is formed by the fusion of…

Q: When are primary oocytes and spermatocytes produced, and how manygametes result from one diploid…

A: Spermatogenesis as the name suggests is the production of male gametes by the process of meiosis,…

Q: Which nondisjunction disorder must be due to an event in sperm development: XO, XXX, XXY or XYY?

A: Allosomes are the sex chromosomes that differ from normal autosomes in size, form, and behavior.…

Q: What is sperm aneuploidy?

A: Aneuploidy is defined as the abnormal chromosome number in contrast to the usual chromosome number…

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: What is the differencebetween spermatocyte I andspermatocyte II?

A: Introduction  The life starts from single cell called Zygote. A zygote is formed by the fusion of…

Q: What are gametogenesis with example?

A: Cell division is a process of a parent cell replicating it chromosomal content and dividing itself…

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: How is a gamete formed?

A: Gametes are an organism's reproductive cells. They are also referred to as sex cells. Female gametes…

Q: Why is it risky for a haploid sperm cell to go through diffrencition after meiosis?

A: In males, new germ cells continuously enter meiosis from the time of sexual maturation, and each…

Q: What are the Consequences of Inversions during Gamete Formation ?

A: A chromosomal inversion occurs when a portion of a chromosome is flipped end-to-end. When a single…

Q: How many stages are there in the menstrual cycle?

A: Menstrual cycle is a characteristic of primates (monkeys, apes and humans). It starts at the time of…

Q: During spermatogenesis, is there any difference in outcome between first- and second-division…

A: Non disjunction-It occurs when pairs of homologous Chromosomes or sister chromatids fail to separate…

Q: What is the differencebetween spermatocyte II andspermatid?

A: Spermatogenesis is begun in the male testis at the beginning of puberty. This involves the entire…