Which of the following does not occur in meiosis? (a) (b) (c) Homologous pairs form tetrads. Haploid nuclei are formed. Crossing over occurs. (d) Four ova are formed.
Q: if cell division during gametogenesis is non-meiotic, what is the consequence to the future…
A: BASIC INFORMATION CELL DIVISION It is necessary for all the cells In this the parent cell divides…
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 many sperm cells will be produced by 800 spermatids? (number only) • If there are 50 secondary…
A: The secondary spermatocyte divides into 2 haploid spermatids which transforms into a mature sperm by…
Q: Which event takes place during anaphase II of meiosis?
A: Meiosis is a nuclear division in which a parent cell gives rise to four genetically distinct…
Q: that a gamete underwent meiotic non-disjunction. Explain two possible outcomes for the zygote that…
A: In normal anaphase that occurs during the cell division, sister chromatids are pulled by…
Q: What must happen for a secondary oocyte to complete meiosis
A:
Q: In which period of meiosis does the pairing of homologous chromosomes occur?
A: Meiosis is a type of cell division to produce male and female gametes, sperm and ovum. It is…
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: The result of spermatogenesis is: 4 viable haploid spermatids. 1 viable haploid spermatid and 3…
A: The process of spermatogenesis occurs in the walls of seminiferous tubules, with stem cells known as…
Q: What pccurs in meiosis during telophase?
A: Meiosis is a process where a single cell divides twice to produce four cells containing half the…
Q: Name all the phases of meiosis in the proper order?
A: Meiosis It is a kind of cell division where four haploid cells are formed from single diploid cell.
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: functions of the separation of homologous chromosomes and of the separation of dentical chromatids…
A: The detachment of homologous chromosomes in meiosis 1 serves two purposes: 1. it reduces the total…
Q: An Ascus Contains which Products of a Single Meiosis?
A: An Ascus is a fungal spore which helps in reproduction process. The spore helps in surviving in the…
Q: Why is meiosis necessary in sexual reproducing organisms?
A: Meiosis: it's another method of cell division which occurs in sexually reproducing organims. Where…
Q: In humans, what are the random and non-random events in sexual reproduction (post-meiosis) that…
A: Reproduction is the process in which new offspring are produced from the parent. Sexual reproduction…
Q: Why does meiosis produce cells with half the required genetic material?
A: In the process of meiosis , at the end the produced reproductive and gamete each have 23 genetically…
Q: What are the periods of the first meiotic division?
A: Meiosis could be divided as meiosis-I and meiosis-II. Meiosis-I is the reduction division and…
Q: How many chromosomesdoes a human normal haploidcell have? How many chromosomes does a human normal…
A: The chromosomes are a thread-like structure that consists of tightly packed DNA and proteins. The…
Q: Male honeybees, which are haploid, produce sperm by meiosis.Explain what unusual event (compared…
A: Meiosis is the reduction division type of cell division in which the original number of chromosome…
Q: What are the advantages and disadvantages of the alternation between fertilization and meiosis in…
A: The fusion of female gamete (egg cell) and male gamete (sperm) is termed as fertilization.
Q: In Meiosis, what is crossing over, how does it happen, and what is the significance of it?
A: Meiosis is a process in which a single cell divides in order to produce four cells which contains…
Q: What type of gamete is produced by an antheridial head? By an archegonial head?
A: The explanation is given below.
Q: If gametes had the same number of chromosomes as body cells, and an organism had 24 chromosomes in…
A: Gametes are formed by the meiotic division, where chromosome number is reduced to half. Meiosis is…
Q: Describe the final cellular products produced when a primary oocyte undergoes meiosis (I and II) in…
A: The process of the formation of new organisms from existing organisms is called reproduction. There…
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: How does meiosis maintain the number of chromosomes in a sexually reproducing species?
A:
Q: Which phase is the shortest and the longest in "meiosis"?
A: Meiosis is a kind of cell division that takes place in sexually reproducing organisms which results…
Q: If nondisjunction of the sex chromosomes takes place in meiosis I in the male, what sexual…
A: Meiosis is a type of cell division in which a diploid cell undergoes reductional division to form…
Q: What phase of meiosis is this cell undergoing?
A: There are two types of cell division: meiosis and mitosis. Meiosis is the reductional division, and…
Q: f a nucleus has eight chromosomes when it begins meiosis, how many chromosomes does it have after…
A: Meiosis is a type of cell division. The cell is divided and produce some offspring cells. So there…
Q: In which phase of meiosis would certain gene segments of the homologous pairs of chromosomes…
A: In eukaryotes, cell division is divided into two major categories, mitosis, and meiosis. While…
Q: Identify the major events that occur in each phase of meiosis AND draw a labelled diagram.
A: Meiosis consists of two divisions, and the stages involved in the meiosis are (prophase, metaphase,…
Q: at what point in meiotic cell division would nondisjunction occur?
A: All living organisms are made up of cells. The cells are the basic structural and functional unit of…
Q: For which of the following is the number the same in humanmales and females?(A) interruptions in…
A: Meiosis is a type of cell division in which the parent cell divides twice into four daughter cells…
Q: In which phase of meiosis would certain gene segments of the homologous pairs of chromosomes “cross…
A: Meiosis includes two cycles of nuclear division and only one cycle of DNA replication. The result of…
Q: Fill in each blank with either mitosis or meiosis to answer the following questions: a. By which…
A: Mitosis is the division of a single cell into two daughter cells that are similar (cell division).…
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: Name two key functions of meiosis.
A: Introduction :- Meiosis is a process in which a single cell divides twice to produce four cells with…
Q: How many homologous pairs of chromosomes would be in the zygote if it were a male organism? Explain.
A: Introduction :- A zygote is a eukaryotic cell created when two gametes fertilise each other. The…
Q: which of the following stages of meiosis would homologous chromosomes be paired? - prophase of…
A: There are two types of cell divisions, mitosis and meiosis. Mitosis : it is a type of cell division…
Q: Why the concepts of haploid number, diploid number, andhomologous chromosomes are important for…
A: Introduction: Meiosis is an exclusive type of cell division that reduces the chromosome number by…
Q: What would happen,if meiosis in humans always produced diploid gametes? Explain?
A: Meiosis is a special type of cell division occur in the germ cells of sexually reproducing…
Q: gametes (egg or sperm cells), where in the body would you expect this cell to be located?
A: Gamete production takes place for sexual reproduction.
Q: What event/s during meiosis is simulated by the flipping of the coin? Explain these events briefly.
A: Meiosis is a sort of cell division that occurs in sexually reproducing creatures' germ cells and is…
Q: What two processes unique to meiosis are responsible for genetic variation? At what point in meiosis…
A: Meiosis is a specialized type of cell division that reduces the chromosome number by half, creating…
Q: . If you observed a dicentric bridge at meiosis, what rearrangement would you predict had taken…
A: Introduction :- Only if there was at least one crossover in the inverted segment would a bridge…
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: . In what ways does the second division of meiosis differfrom mitosis?
A: Introduction :- Mitosis is the division of a single cell into two daughter cells that are…
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- In the process of Oogenesis in animal cells, will the genotype of the second polar body (derived from meiosis II) always be identical to that of the ootid? Why or why not?How many new nuclei come from the original nucleus when meiosis is complete?You are observing fertilization in the lab and notice that a gamete underwent meiotic non-disjunction. Explain two possible outcomes for the zygote that will arise from this gamete?
- What two major events occur during meiosis that give the new cells genetic variation?in the expermient of following chromosomal dna movement through meiosis, how many chromosomes were present when meiosis I started? How many nuclei are present at the end of meiosis ll? How many chromosomes are in each? What is the ploidy of the DNA at the end of meiosis l? What about at the end of meiosis ll? How are meiosis l and meiosis ll different? List two reasonWhat is the purpose of meiosis? In other words, why create haploid cells?
- How many chromosomesdoes a human normal haploidcell have? How many chromosomes does a human normal diploid cell have? How many are the sexchromosomes within each ofthem?How does the role of meiosis in gamete production differ between organisms with a diploid-dominant life cycle and organisms with an alternation of generations life cycle?In a zygote that begins with a complement of two homologous chromosomes pairs, A and a, and B and b: a. What chromosome compliments would you find in each somatic cells during growth? b. What combinations chromosomes would you expect to find in the gametes if the individual becomes an adult?
- In a zygote that begins with a complement of two homologous chromosomes pairs, A and a, and B and b: a.What chromosome compliments would you find in each somatic cells during growth? b.What combinations chromosomes would you expect to find in the gametes if the individual becomes an adult?Male honeybees, which are haploid, produce sperm by meiosis.Explain what unusual event (compared with other animals) mustoccur during spermatogenesis in honeybees to produce sperm.Does this unusual event occur during meiosis I or meiosis II?What type of gamete is produced by an antheridial head? By an archegonial head? Are these produced by the process of mitosis or meiosis?