What is the role of meiosis? In what ways does meiosis give rise to different genetic combinations in gametes?

Q: What is the outcome of meiosis I?

A: The cell is the basic structural and functional unit of the body. The chromosomal theory of…

Q: How Do Meiosis and Union of Gametes Produce Genetically Variable Ofspring?

A: Introduction: In meiosis, a single cell undergoes the process of division twice and result in the…

Q: What is the role of meiosis in producing the target offspring from both parents?

A: Ans: Meiosis: When the diploid cells divide to produce four haploid cells which contain the half…

Q: How are human gametes produced?

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

Q: What type of gamete is produced by an antheridial head? By an archegonial head?  Are these produced…

A: The anthredial head and archegonial head are present in the bryophytes. The bryophytes are also…

Q: What is a male gamete?

A: Gametes are the reproductive cells of an organism. Gametes will vary depending on the gender of the…

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 steps of meiosis?

A: Meiosis is the process of cell division which is involved in the production of gametes as its goal…

Q: What are the major events in meiosis I?

A: Meiosis is one of the two types of cell division in which a single haploid cell produces four…

Q: Where does meiosis occur in males? Why are each of these stages important in sexual reproduction?…

A: Meiosis is a type of cell division that results in the formation of four daughter cells that have…

Q: How does the progeny formed from asexual reproduction differ from those formed by sexual…

A: Asexual reproduction is the reproductive process that does not involve fusion of male and female…

Q: In the metagenesis of Aurelia and Obelia what is the form that produces gametes? What is the form…

A: Metagenesis also referred to as alteration of generation, is a phenomenon in which a diploid asexual…

Q: What is crossing over and how does it affect the outcome of meiosis?

A: Meiosis is a type of division in which daughter cells possess half the number of chromosomes of…

Q: Why is it necessary for gametogenesis to reduce the chromosome number of the sex cells by one-half?

A: Ans: Gametogenesis: It is the biological process in which haploid or diploid cells divide as well as…

Q: Where are male gametes produced in flowering plants?   In the anthers   In the testes…

A: The reproductive structures in flowering plants are present in the same individual plant.…

Q: How does meiosis introduce new genetic combinations?

A: Answer: Introduction: Meiosis is the process in which the parent cell divides twice into four…

Q: What is sex determination?

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

Q: What is unusual about the cytoplasm during cell divisions that result in spermatids?

A: Spermatid is the haploid male gametid which results from division of secondary spermatocytes.Each…

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: 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: what is meiosis?

A: The cell division is a process in which parent cell divides, finally giving rise to two or more…

Q: What process creates gametes?

A: Gametes production.

Q: What gene normally present on the Y chromosome is responsible for a male phenotypic sex?

A: Sex determination in humans is based on the type of chromosomes present in an individual. Humans…

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 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 type of gamete is produced by an antheridial head? By an archegonial head?

A: The explanation is given below.

Q: What is crossing over? Howis meiosis related to thisphenomenon?

A: Meiosis : A type of cell division in which parent cell give rise to 4 haploid (n) daughter cells.…

Q: Why do mature gametes carry only one set of chromosomes?

A: Gametes are male and female gametes which are haploid .These are germ cells. Ex: sperm cell and egg…

Q: What impact does meiosis have on gene copy number and genetic diverstiy in gametes?

A: Meiosis is an extraordinary kind of cell division of germ cells in explicitly repeating creatures…

Q: What are the purposes of meiosis?

A: Cells are the smallest functional and structural unit of all organisms. All cells have a cell…

Q: What are the stages of meiosis and what major events take place in each stage?

A: Cell cycle: - it is a series of changes occur in a newly divided cell through which it duplicates…

Q: Why the polar bodies cannot be fertilized by sperms?

A: A polar body is a tiny haploid cell that forms during oogenesis at about the same moment as an egg…

Q: What are two distinct chromosomes that provide the basis of sex determination?

A: In a biological system, the development of sexual characteristics in an organism is determined by…

Q: What is the significance of meiosis?

A: The indirect process of cell division in which the chromosomes of parent cells divide once but…

Q: Which event during meiosis does NOT lead to genetic diversity in the gamete cells?

A: Sister chromatid replication is the process where the chromosome doubles it chromosomal content…

Q: What is a gamete and other cells that carry only a single set of chromosomes?

A: Gametes are cells that are formed by meiosis. Four gametes are formed as a result of two fissions.…

Q: Where does the fusion of male and female gametes generally take place?         I.   Fallopian tube…

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

Q: What is a gamete?

A: Meiosis Meiosis is the reductional division in which the parental cell undergoes various phases of…

Q: What role does DNA play in meiosis?

A: Meiosis is type of cell division the other process i.e Mitosis produces two daughter cells with same…

Q: What is sperm aneuploidy?

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

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: Does Y chromosome play a role in sex determination ?

A: A biological system that controls the development of sexual traits in an organism is known as a…

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: 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…