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 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 are the changes that the ovaries and the uterus undergo during the female reproductive cycle?
A: The reproductive cycle or the menstrual cycle is the cycle of events and changes in the organs of…
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 chromosomal basis of sex determination?
A: Chromosomes are the thread-like structures that appear in the cells only during the cell division.…
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: How does ovulation take place?
A: In mammals, the egg is ovulated as a secondary oocyte that is at metaphase of the second meiotic…
Q: How many sperms will be formed from 64 spermatids?
A: Spermatogenesis is the process of producing sperms from the spermatogonia cells.
Q: What are the relative sizes of oocytes in a dormant follicle, a growing follicle, and a Graafian…
A: Meiosis is a type of cell division (CD) where four gametes or daughter cells are produced as a…
Q: Why are Barr bodies not found in males?
A: In 1949, Barr and Bertram first observed a condensed body was called sex chromatin by them and was…
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: How does oogenesis produce egg cells?
A: Oogenesis is a type of gametogenesis that results in the production of female gametes, also called…
Q: Which part of a sperm cell contains enzymes that help the sperm cell fertilize a secondary oocyte?
A: Fertilization is the process of fusion of male and female gametes that result in the formation of a…
Q: What are the different parts of a sperm? Explain their importance in fertilization.
A: Reproduction is an essential process in the sustenance of organisms. The male and female gametes…
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 sex determination?
A: Genes are the structural and functional units of heredity that carry coded genetic information in…
Q: Which gene on the Y chromosome triggers the development of male characteristics? What would happen…
A: The Y chromosome is one of two sex chromosomes in therian vertebrates, including homo sapiens, and…
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: Why do anabolic steroids lead to reduced sperm counts?
A: A steroid is an organically dynamic natural compound with four rings orchestrated in a particular…
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: what are the main functions of the sperm head, mitchondria, and tail region?
A: Sperm is the male reproductive cell, or gamete, in anisogamous forms of sexual reproduction.…
Q: What are the male and female gonads? What are their functions?
A: Reproductive system also known as Genital system; is a biological system of an organism made up of…
Q: At what stage of spermatogenesis does meiosis I occur?
A: In the male, the primary sex organs are the testes. Sperm is the male reproductive cell. Sperms…
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: Draw a labelled diagram of a Graafian follicle?
A: The Graafian follicle is the follicle that is formed after first meiotic division but before…
Q: Why sperms are produced in large numbers?
A: Sperm is the male reproductive cell, or gamete, which contains haploid number of chromosomes and…
Q: What are the steps in spermiogenesis?
A: The genital system comprises many organs that engage in sexual reproduction.
Q: What is spermatogenesis? Briefly describe the process of spermatogenesis.
A: The testes is the male reproductive organ which produces sperm and the male sex hormone. Sperm is…
Q: What is the difference in appearance between a primordial and a primary follicle?
A: Reproductive system (or genital system) is used for the sexual reproduction. The female attains…
Q: How is sex determined in humans?
A: Genotype is the genetic makeup of an organism. Chromosomes are the large molecules of genes or DNA.…
Q: Where does fertilization usually take place?
A: The reproductive system consists of two system namely male reproductive system and female…
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: 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: How many follicles mature every month during the reproductive phase of human female?
A: The reproductive phase is a period when an individual reproduces sexually. It begins at an early…
Q: Why does corpus luteum stay active throughout pregnancy and in the absence of fertilization, is…
A: Introduction We will answer the question in below step.
Q: Differentiate between spermatogenesis and oogenesis.
A: The gametes are the sex cells and consist of half number of chromosomes. In humans, a normal cell…
Q: What is the name of the stem cells that form mature sperm?
A: The development of haploid spermatozoa from germ cells in the seminiferous tubules present in the…
Q: What is sperm aneuploidy?
A: Aneuploidy is defined as the abnormal chromosome number in contrast to the usual chromosome number…
Q: What are the functions of the INTERSTITIAL CELLS and SERTOLI CELLS in sperm development?
A: In males the testis is the primary sex organ in which two major types of cells are present that are…
Q: How does oogenesis differ from spermatogenesis?
A: The cell is the basic and smallest unit of organisms. A group of cells functions together that form…
Q: What kind/stage of oocyte is present in the follicle at the end of the pointer/arrow? 52
A: Introduction The oocyte is a developing egg inside the ovary of the female. It matures to form an…
Q: Where does fertilization usually occur?
A: Sexual reproduction is a type of reproduction, which involves a complex life cycle in which a…
Q: Why would the absence of a father affect the timing of puberty?
A: Puberty is defined as the stage when a child starts to grow sexually. During this stage, physical…
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…
What is the difference between spermiogenesis and spermiation?
The male reproductive gamete or cell is sperm. The sperm cell in animals is motile with a long flagellum called spermatozoa. The sperm cells are not able to divide and consist of a short life span. The sperm of humans is haploid.
Step by step
Solved in 2 steps
- Where does meiosis occur in males? Why are each of these stages important in sexual reproduction? Where does meiosis occur in males?What is the role or function of mitosis and meiosis in formation of the sperm and egg cell?What are the three events during sexual reproduction that prevent identical children?