Gametogenesis in mammals is a complex process. When comparing spermatogenesis and oogenesis, indicated whether the follow statements are true or false. After the S phase, both the spermatogonial stem cell and primary oocyte have the same number of double-copy chromosomes. #analyze   Question 1 options:   True   False Both the first polar body and the second polar body have the same number of chromosomes. #analyze   Question 2 options:   True   False After the S phase, both the spermatogonial stem cell and primary oocyte have the same number of double-copy chromosomes. #analyze   Question 3 options:   True   False Both the primary oocyte and the secondary spermatocyte have double-copy chromosomes. #analyze   Question 4 options:   True   False

Q: Female bees are diploid, and male bees are haploid. The haploid males produce sperm and can…

A: Ploidy refers to the number of chromosomes present in the nucleus of a cell. In normal somatic…

Q: In a rare event, the human ovaries may release two ovum during ovulation and each ovum may…

A: Introduction  Usually there is only one embryo develops at a time in a single pregnancy but in some…

Q: Create a conclusion about spermatogenesis by using the objectives below.       To identify the…

A: Spermatogenesis is a long and precise cycle through which spermatozoa are delivered inside…

Q: Give the differences between mammalian and frog oogenesis. OOGENESIS MAMMAL FROG 1.     2.     3.…

A: The difference between the mammalian and amphibian (frog) oogenesis are as follows:

Q: Compare and contrast the products of meiosis in human females and males.  Include the frequency,…

A: Meiosis is the reductional division which is specially used at times of the gamete formation.…

Q: What structural and biochemical changes do the spermatid undergo during spermiogenesis? How do these…

A: introduction:-Spermatogenesis is the formation of sperm cells. To produce spermatozoa, rounded…

Q: A person is born with XY chromosomes but physically and mentally presents as female until puberty.…

A: Answer given below

Q: Why are males  more prone to having x-linked recessive disorders? a. Because the y chromosome is…

A:

Q: Is this true or false? a. Fertilization is followed by a cleavage, a period of rapid cell…

A: The science of how plants and animals develop and grow is known as developmental biology.…

Q: a.) The conversion of the genital ridge into the bipotential gonad requires the Sf1, Wt1, and Lhx9…

A: Sex determination : There are certain genes which plays important role in sex determination. But…

Q: The change of successful fertilization is approximately 18% in every cycle. Why does this statistic…

A: c. Vagina is very acidic, killing many sperms. this statement seems to be false.

Q: Sexual reproduction results in offspring that are genetically different from one another and from…

A: Organisms reproduce to form new generations through sexual or asexual reproduction mechanisms.…

Q: human oogenesis how many chromatids does an oogonium carry?  22/23/44/46 or 92

A: 46

Q: Which statement about sex determination in humans is true?   a. One would expect babies to have…

A: The male and female have XY and XX chromosomes respectively in their germ cell. When there are two X…

Q: In some animals, females can reproduce by themselves—that is,without males. In this process, called…

A: Parthenogenesis is a form of asexual reproduction in which an unfertilized egg develops into a new…

Q: 1. Zygote 2. Morula 3. Oocyte 4. Fertilization 5. Clevage 6. Blastocyte The order in which…

A: The stages are as follows : Oocyte Fertilization zygote  cleavage Morula Blastocye

Q: Which of the following scenarios does NOT describe an event that leads to the conceptions of twins?…

A: While twin pregnancies can occur by some coincidence, there are a few factors that may expand your…

Q: Explain the chromosomal and genetic control of sex determination in mammals. Clearly establish the…

A: Mammals belong to the class Mammalia. They are vertebrates. It belongs to the kingdom Animalia and…

Q: Draw a Punnett square.  cross an XX woman with an XY man. How many kinds of eggs can a woman…

A: Chromosomes are long thread-like structures that carry coded genetic information in the form of DNA.…

Q: What is the role of the SRY gene on the Y chromosome? a. Production of Mullerian hormone proteins b.…

A:

Q: Normal somatic cells of horses have 64 chromosomes (2 n = 64). How many chromosomes and DNA…

A: Cell is the smallest structural and, functional unit of life. It is simple machinery that houses all…

Q: If one follows 32 primary oocytes in an animal through their various stages of oogenesis, how many…

A: Oogenesis is the process of producing eggs in the ovaries. Eggs are haploid cells having half the…

Q: In humans:a. How many sperm develop from 100 primaryspermatocytes?b. How many sperm develop from 100…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Oogenesis is the process of female gamete (ovum or egg) production in animals. Spermatogenesis is…

A: In embryology, gametogenesis is the process through which an organism produces gametes or germ…

Q: What specific observations (evidence) support the conclusions about sex determination in Drosophila…

A: BASIC INFORMATION SEX DETERMINATION  It is basically the establishment of the gender of an…

Q: Explain the three mechanisms that contribute to genetic variations in sexual life cycle.

A: It refers to the diversity in frequency of gene.  It can refer to differences between individuals or…

Q: Please list the genetic processes that are crucial for gametogenesis and explain their importance.

A: Gametogenesis is significant because it is the mechanism by which your functional gametes (egg and…

Q: Folliculogenesis is characterised by the progressive development of ovarian follicles prior to…

A: Folliculogenesis is a coordinated process that is triggered by signals from the anterior pituitary…

Q: Spermatogenesis and oogenesis both involve meiosis but differ in significant ways. One of those…

A: The procedure, incidence, and product production after gametogenesis are all key differences between…

Q: During spermatogenesis, which of the following options describes when cytokinesis would occur?…

A: Meiosis is a process where single germ cell divides twice to produce 4 cells containing half of the…

Q: You find two closely related species of fly, one (P) of which appears to reproduce…

A: Closely related species are the group of species that they have very few boundaries.  The…

Q: Normal somatic cells of horses have 64 chromosomes (2 n = 64). How many chromosomes and DNA…

A: The mechanism of producing sperms is termed as spermatogenesis.

Q: Do the data support the hypothesis that the timing of the endof cleavage depends on counting cell…

A: Cells are the basic structural and functional unit of the organism. Cell division is the process in…

Q: Define two alternatives to bisexual reproduction—hermaphroditism and parthenogenesis—and offer a…

A: Reproduction is an essential feature of all living organisms. It is the ability of an organism to…

Q: If cell division during gametogenesis were non meiotic, what would be its consequences to future…

A: Gametes refer to the reproductive cells in an individual. These are also called sex cells. The…

Q: Diagram spermatogenesis in mammals. Begin with a spermatogonium possessing six chromosomes;…

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

Q: The mouse haploid genome contains about 2.9 × 109 nucleotide pairs of DNA. Indicate how many…

A: Ploidy means the number of homologous chromosomal sets in the cell or organism genome. The number n…

Q: Tabulate five (5) differences between frog and mammalian ovaries, and three (3) differences between…

A: Characteristics Frog Mammal Ovary The Frog ovary, which contains six or more central, hollow sacs…

Q: A human with the SRY gene would: a produce eggs during gametogenesis b have…

A: SRY gene is responsible for the initiation of male sex determination in mammals.

Q: Identify the cell in the list below which is the first haploid cell formed (A) spermatogonium (B)…

A: Spermatogenesis is one process of gametogenesis. Spermatogenesis is the process of formation of…

Q: enetration of the zona pellucida Cortical reaction 1st cleavage Acrosomal membranes rupture, and…

A: Human fertilization is the association of a human egg and sperm, happening in the ampulla of the…

Q: Suppose that, at the time a human zygote is undergoing cleavage, the first two plastomeres that form…

A: The terms identical and fraternal don't describe what the twins look like, but actually how they…

Q: What are the non-random events that occur during sexual reproduction (post-meiosis) in humans?

A: Sexual reproduction is the combination of genes from both male and female parents leading to the…

Q: Draw a schematic diagram showing spermatogenesis vis-à-vis oogenesis. Label the stage of development…

A: Spermatogenesis : Spermatogenesis is the formation of four haploid gametes from one diploid…

Q: In humans, gametogenesis in both sexes relies on meiosis. However, spermatogenesis produces four…

A:

Q: If a human gamete with a missing chromosome participates in fertilization with a gamete with a…

A: The change in the number of chromosomes is associated with multiple disorder where monosomy (lack of…

Q: A primary oocyte divides to give rise to a secondary oocyte and a first polar body. The secondary…

A: Humans reproduce by sexual reproduction by formation of gametes through meiosis. Male and female…