In humans, every male gamete contains: A One X and one Y chromosome One X chromosome C Two X chromosomes One X or one Y chromosome

Q: A human zygote is produced from two gametes that have the same O chromosome number O mutations shape…

A: The reproductive system(male and female) is a complex system with a number of interconnected…

Q: What types of gametes are formed by the following genotypes? All gene pairs are segregating…

A: Alleles are the alternative forms of genes that are located on the same locus of a homologous…

Q: O It produces four genetically identical gametes. iomo

A: Meiosis is a specialized and much complicated type of cell division, occurring only in the diploid…

Q: A fruit fly has XXXYY sex chromosomes; all the autosomal chromosomes are normal. What sexual…

A: Introduction  The total chromosomes in the body are divided into two groups: Autosomes Allosomes/Sex…

Q: A diploid body (somatic) cell from a fruit fly contains eight chromosomes. This means that…

A: The number of chromosomes in somatic cell of a fruit fly i.e. diploid number (2n) of chromosomes is…

Q: true or false:  crossing over during meiosis is responsible for creating unique combinations of…

A: Meiosis or reduction division is a characteristic feature of all those plants and animals that…

Q: A secondary spermatocyte has 12 chromosomes. How many chromosomes will be found in the primary…

A: Primary spermatocyte contains diploid number of chromosomes. It is a daughter of spermatogonium. The…

Q: Which of the following is a true statement about gametes? * O have diploid number of chromosomes O…

A: The sperms are produced in the testes while the ova is produced in the ovaries. Form one…

Q: Spermatogenesis produces cells that area. diploid and genetically identical to each other.b. diploid…

A: Spermatogenesis:            The mature male gametes commonly called sperm but more precisely known…

Q: True or False: A gamete must contain a complete set of chromosomes. True O False

A: Ans: Gamete: The sex cells of the human is referred to as gametes. in humans the ova or egg is…

Q: Although 2 cells called gametes fuse, the product formed is a single cell called zygote. Justify.

A: Humans are unisexual organisms and perform sexual reproduction only. Their reproductive units are…

Q: This combination of sex chromosomes typically produces human males: Xy XX

A: Humans have two sex chromosomes. Sex chromosomes are those which is different from an ordinary…

Q: Which of the following cells is haploid? (a) primary oocyte (b) secondary oocyte (c) oogonium (d)…

A: Answer - In meiotic division of cells, haploid daughter cells are produced. They have one pair of…

Q: Crossing over gives genetic and happens during the stage of meiosis I.

A: Cell division happens when a parent cell divides into two or more daughter cells.  There are two…

Q: A couple comes into a fertility clinic. A chromosome preparation is made for each and the male is…

A: Introduction :- A karyotype is a collection of all metaphase chromosomes in a species' or individual…

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: If cells with the genotype SsYyRr undergo meiosis, how many types of gametes will be produced?…

A: Genotype refers to the actual genetic makeup of the cell, which determines the visible phenotype of…

Q: Mitosis and meiosis are both important processes of cell division in the life cycle of a sexual…

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Q: Explain how the X and Y chromosomes are able to pair together in meiosis as homologous chromosomes.…

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Q: .What type of abnormality in the sperm that fertilizes a normal egg will produce an XYY zygote? What…

A: XYY syndrome or Jacob's syndrome  . This condition 47 ( or 46Y) is seen in male .  It is not…

Q: What are the possible abnormal gametes the male can produce with non-disjunction occuring in Meiosis…

A: Cell division is defined as the process by which cell multiply and involve nuclear as well as…

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: The chromosomal abnormality that causes a man to have asexual to feminine body contours with large…

A: Chromosomal abnormalities are the type of genetic disorders caused due to the change in one or many…

Q: Define gamete and zygote. What number of chromosomes does each have  (in humans)?

A: Gametes are defined as an organism's reproductive cells. They are also mentioned  to as sex cells.…

Q: Crossing over occurs during the __________________________ phase of meiosis.

A: A cell cycle is a series of event that occurs in a cell to divide it into two cells by the process…

Q: Because bananas are triploid, they have an extra Thus, pairs cannot line up during . Therefore, it…

A: Banana shows triploidy of chromosome that is it has three sets of the chromosome. Instead of…

Q: What is the probability of getting an X-bearing sperm? A Y-bearing sperm? How many kinds of ova as…

A: Sex determination of offspring is based on the determination of gamete produced by heterozygous…

Q: How many sets of human chromosomes are in each of the following cell types? a. an oogonium b. a…

A: The haploid (n) number of chromosome in an organism is known as a single chromosome set. As humans…

Q: Meiosis in males is called . Meiosis in females is called (LT#6)

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: The gene can sometimes move to another chromosome, resulting in the development of XX males or XY…

A: Sex determination is defined as the biological process that determines what the sex of an individual…

Q: The Y chromosome in humans is found as a pair in males. the only human sex chromosome. present only…

A: The Y chromosome comprises over 59 million DNA building blocks (base pairs) and accounts for…

Q: Oogenesis results in 1 gamete per meiotic division. TRUE OR FALSE

A: Oogenesis is the process of formation of female gamete. This process begins inside the fetus before…

Q: When Bridges crossed white-eyed females with red-eyed males, he obtained a few red-eyed males and…

A: Genetics is the study of inheritance of genes among the generations that deals with heredity and…

Q: event les may Suunp may subsequently be fertilized by sperm with an extra set of sex chromosomes. As…

A: Multiple Pregnancy -- Twin pregnancy or triple pregnancy are types of multiple pregnancy . Normally…

Q: Most sexual organisms are either male or female though some are hermaphroditic. In human beings and…

A: Drosophila melanogaster is a fly species that belong to order Diptera. This is also known as fruit…

Q: An XXX individual may be result of an abnormal complement of chromosomes in the egg or sperm. At…

A: Introduction  Any cell contains the specific number of chromosomes and it is referred to as ploidy…

Q: If nondisjunction takes place in a spermatocyte in the second meiotic division and the sperm…

A: Answer:- Option B is the correct choice. The nondisjunction is a process where the sister chromatids…

Q: Normal male grasshoppers have no sex chromosomes. True or False

A: Sex chromosomes decide if an individual is male or female. The sex chromosomes of humans and…

Q: True or false  after the first meiotic division the cells are haploid because they have only one…

A: Answer  Meiosis - It is a nuclear division that occurs in the germ cells of sexually reproducing…

Q: What are the 2 processes in Meiosis | that lead to genetic variation in gametes? Give the phase name…

A: Genetic material is nothing but the sequence of nucleic acids which is called as DNA. It contains…

Q: A particular organism has 46 chromosomes in its karyotype. It produces gametes with 23 chromosomes

A: Karyotype is the technique, which is used to study the individual chromosomal structure. So if an…

Q: In cats, each cell normally contains 19 pairs of chromosomes (2n=38). How many chromosomes will be…

A: 1.Polar bodies --19 chromosome A polar body is a small haploid cell that is formed at the same time…

Q: Describe the cellular differences between male and female gametes

A: Reproductive cells present in an organism are termed as gametes. Gametes are haploid cells that fuse…

Q: Compare and contrast gamete formation in males and females

A: Gonads can be defined as the reproductive organs which produce the gametes that participate in…

Q: If the gene is linked to the "Y" chromosome, women will not have the disorder. Why?

A: Introduction In the nucleus of the cell DNA is packed in a thread like structure called chromosome.…

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: In a diploid cell with six pairs of chromosomes, independent assortment during meiosis can generate…

A: Chromosome is a compact structure of a DNA molecule wrapped around some proteins. It is generally…

Q: Sperm cells are male gametes that are produced through meiosis. What is the significance of meiosis…

A: Meiosis is called reductional division while mitosis is called equational division. Mitosis cell…