Which is/are true concerning chromosomal sex determination?   a. Anyone born with two x chromosomes is a male   b. Sperm always contain Y chromosomes   c. Testis Determining Factor is produced by the SRY allele present on the Y chromosome   d. Under normal circumstances, a human embryo that has both and X and a Y chromosome is male.

Q: Which of the following rows correctly describes the process and the location of cleavage following…

A: The menstrual cycle occurs every 28 days in women and has four phases namely menstruation,…

Q: What is the general role of the gene product of SRY in human sex determination? Also, on which…

A: The SRY gene is located on the Y chromosome and it is responsible for sex determination. It is…

Q: what is the likelihood that a male will inherit a sex-linked mutation on the X chromosome from his…

A: Chromosomes are the thread-like structures situated inside the nucleus of the cell. They are made up…

Q: The human X and Y chromosomes   a. are about the same size and have approximately the same number…

A: Sex in humans can be determined by the type of male haploid gamete that fuses with the female egg.…

Q: During oogenesis, nondisjunction of X chromosome occurred in meiosis I. If the resulting egg unites…

A: Non disjunction is the failure of chromosomes / chromatids to separate during Anaphase. In Meiosis…

Q: is is the process used by sexually reproducing organisms and is made up of eight sub-steps or…

A: Crossing over is that the swapping of genetic material that happens within the germline. throughout…

Q: Which of the following rows correctly describes the process and the location of cleavage following…

A: The menstrual cycle occurs every 28 days in women and has four phases namely menstruation,…

Q: Which of the following correctly describes the gametes that will form as a result of nondisjunction…

A: Meiosis is a reductional division. It reduces the chromosome number to half.

Q: 14) Compare meiosis between males and females; include where anatomically the stages happen and the…

A: Meiosis is cell division which occurs in the gamete mother cells or germline cells. It is…

Q: It is estimated that in about 1/150,000 births, an individual is born with 46 chromosomes, both an X…

A: Introduction: Any form of change that occurs in the DNA sequence is referred to as a mutation. A…

Q: Which of the following can arise from a zygotic mitotic problem in an individual with a normal XY…

A: Following condition arised due to Error in zygote mitosis in an individual with XY genotype.

Q: Which division of meiosis (meiosis I or meiosis II) a. most resembles mitosis? b. cuts the…

A: a.Meiosis II. b. Meiosis I. TELOPHASE I.    c. Meiosis I. TELOPHASE I.  d.Meiosis I

Q: During which of the following meiotic stages determines which combination of parental chromosomes…

A: Meiosis is the form of cell-division which produces sex cells or gametes. Meiosis is called…

Q: Assume that a trait is determined by an X-linked dominant gene. Ifthe mother exhibits the trait but…

A: X-linked dominant disorders can be described as abnormalities that occur due to mutations in the…

Q: A species has a diploid chromosome number of 46. Is it true or false that 23 of the 46 chromosomes…

A: Introduction: Fertilization is a natural life process that involves the union of male and female…

Q: Briefly describe TWO events during meiosis that contribute to genetic variation in the gametes.

A: Meiosis, the specialised cell division procedure that creates gametes (sperm and eggs), involves two…

Q: View the diagram of fertilization with the sex chromosomes shown below. Identify the disorder that…

A: The diagram represents a crucial concept in genetics, fertilization, and the assurance of the sex of…

Q: 2. List 3 important events that occur during meiosis and provide a justification why each should…

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

Q: At the end of meiosis in humans, four gametes are produced that are:   A. Genetically identical to…

A: Meiosis is a two-step cell division process that helps to produce sex cells or gametes. This is a…

Q: The final outcome of meiosis in the ovaries results in: a. Three functional gametes b. the…

A: Meiosis is a type of cell division that produces four gamete cells while reducing the number of…

Q: Q1: What are the odds that a given egg cell will contain an X chromosome? A Y chromosome? What are…

A: Note: We’ll answer the first question since the exact one wasn’t specified. Please submit a new…

Q: Occasionally, errors occur in meiosis which results in an incorrect number of chromosomes in the…

A: Meiosis is the cell division process that involves division of a diploid (2n) mother cell into four…

Q: Which of the following makes sexually reproduced offspring genetically different from their parents?…

A: Genetic variation refers to the differences present in gene sequences between individuals and caused…

Q: A mature female tiger, with 38 diploid chromosomes in each somatic cell, produces haploid oocytes…

A: Chromosomes are present inside the cell nucleus and made up of DNA (Deoxyribonucleic acid) molecules…