Describe how meiosis provides for genetic variability.If an animal had a haploid number of two (no sex chromosomes), how many genetically different gametes could it produce? (Assume no crossing over.) What if it had a haploid number of five?

Q: Draw a diagram of four stages of Meiosis I in a hypothetical animal cell having six chromosomes.

A: Meiosis is the cell division process by which diploid (2n) mother cell divide it's nucleus twice and…

Q: Which ( somatic or gametes) are made in the process of meiosis?

A: Cell cycle is a series of events that are responsible for producing daughter cells from parent cell.…

Q: In meiosis, after telophase I, do other cells (comparing one another) have the same combination of…

A: Cell cycle consists of stages of cell growth and reproduction. In M phase of cell cycle, cell…

Q: A certain species of animal has 18 chromosomes in its diploid cells (2n=18). Describe what the…

A: Introduction Strasburger 1875 first reported the presence of chromosomes in eukaryotic cells. The…

Q: Using your knowledge of meiosis, explain why Drosophila progeny remain diploid? (2n=8)

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

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: List two differences between meiosis I and meiosis II.

A: The meiotic division is divided into meiosis 1 and meiosis 2. Gametes required for the sexual…

Q: discuss the Typical meiosis in a triploid organism

A: Meiosis is a type of process of cell division that takes place in a diploid organism that results in…

Q: Very rarely, one member of a pair of identical (monozygotic) twins will have Turner syndrome (XO)…

A: A chromosomal disorder in which a female is born with only one X chromosome leading to developmental…

Q: Which of the following is a TRUE statement regarding the outcome of meiosis? A. In meiosis,…

A: Meiosis Meiosis is a type of cell division in sexually reproducing organisms, resulting in four…

Q: if a gamete has 10 chromosomes, what is the diploid number of the organism’s cell that formed the…

A: Reproduction is the process of producing young ones from the parent.

Q: If a human gamete with an extra chromosome participates in fertilization with a gamete with a normal…

A: A condition in which an extra copy of a chromosome is present in the cell nuclei, causing…

Q: Which of the following happens when the parasympathetic defecation reflex is initiated? relaxation…

A: Defecation reflex: It is an involuntary response of the lower bowels due to various stimuli that…

Q: A diploid male organism has two homologous chromosomes. A and B are from its maternal parent, while…

A: Introduction Mitosis and meiosis are cell division proces. Mitosis results in cloned cells while…

Q: Consider a diploid cell that has 2 n = 4 chromosomes: one pair of metacentric chromosomes and one…

A: A triploid cell refers to the cell that has a set of three chromosomes irrespective of the number of…

Q: Identify two ways meiosis contributes to genetic recombination? Why is it necessary to reduce the…

A: Introduction :- Meiosis is a type of cell division that results in the formation of gametes, such as…

Q: If the 2n chromosome number of an organism is 12: (a) what is the probability of having a spermatid…

A: Probability is equal to number of outcomes divided by total possible outcomes. Diploid number of…

Q: Name two ways that genetic diversity is increased during meiosis.

A: Hereditary variety is a proportion of the hereditary contrasts that exist inside a populace. The…

Q: If nondisjunction occurs in humans for one pair of homologous chromosomes during Meiosis 1, what…

A: Humans have 23 pairs of chromosomes i.e. 46 chromosomes (diploid). After meiosis, each of the gamete…

Q: In a possible future scenario, male fertility drops to zero, but, luckily, scientists develop a way…

A: Introduction: Parthenogenesis is also called virgin birth, where an organism reproduces without…

Q: In a human secondary spermatocyte, if the chromatids of one chromosome failed to separate during the…

A: The failure of separation of sister chromatids during cell division is termed nondisjunction. In a…

Q: Does this diagram represent normal Meiosis? Why or why not? XX X) X 0000

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

Q: The diploid chromosome number for the somatic cells of a frog is 26. What would that number be after…

A: Meiosis is important because it ensures that all organisms produced via sexual reproduction contain…

Q: Name and explain the two events during meiosis that contribute to genetic variability among gametes.

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

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: Although triple-X human females typically have normal offspring, what kinds of gametes, with respect…

A: Introduction In humans, the X chromosome is one of two sex chromosomes, the other is the Y…

Q: Discuss the human life cycle and the purpose of meiosis. (please keep it short) 4 - 5 senttence

A: Life cycle of human: Human beings are made up of a billions of cells. Such large number of cells…

Q: One of the advantages of sexual reproduction is that it promotes genetic diversity in the offspring.…

A: Sexual reproduction promotes genetic diversity in the offspring, hence two siblings differs firm…

Q: Use the following information as the basis for answering the question: A diploid eukaryotic organism…

A: Mitosis is a part of the cell cycle in which replicated chromosomes are split into two nuclei. When…

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: What would be the genetic consequences for the gametes and offspring if crossing over occurred…

A: Sexual reproduction ensures diversity in nature. This diversity is mainly achieved due to the…

Q: EXAMPLE 2: The parents in the family above produce another son, this time with two Y chromosomes and…

A: Non disjunction is a event where either homologous chromosomes in meiosis I or sister chromatids in…

Q: Each sperm of a pea plant contain seven chromosomes. What are the haploid and diploids for this…

A: Sperms are haploid gamete cells produced through the reductional division process known as meiosis.…

Q: A diploid organism produces four gametes from one parent cell through the process of meiosis.  Two…

A: Introduction Meiosis Is A Process During Which A Single Cell Divides Twice To Produce Four Haploid…

Q: Non disjunction occurs when chromosomes fail to separate during meiosis, resulting in an abnormal…

A: Mitosis and meiosis are the two types of cell division that occur during M phase of cell cycle. M…

Q: If nondisjunction occurs in humans for one pair of sister chromatids during Meiosis 2, what…

A: In chromosome non-disjunction, the segregation of sister chromatids is prevented. It results in a…

Q: Assuming that independence assortment occurs during meiosis what types of gametes will form…

A: Independent assortment is the separation of gene pairs independently from the other gene pairs.…

Q: Assume that there are 12 map units between two loci in the mouse and that you are able to…

A: The point of exchange of segments between non-sister chromatids of homologous chromosomes during…

Q: n regards to MEIOSIS, give the order of the following events in terms of chromosome number.…

A: Meiosis is known as reductional division, as after meiosis the total number of chromosomes in a cell…

Q: Name the phenomena that occur when homologous chromosomes do not separate during meiosis.

A: Meiosis is the type of cell division that occurs exclusively in gametes and results in the…

Q: Select the best answer or answers from the choices given: Relative to differences between mitosis…

A: The mechanism via which a cell called the parent cell divides to form two or more daughter cells is…

Q: Considering an organism with three pairs of homologous chromosomes, how many different kinds of…

A: Answer : Since there are 3 pairs of homologous chromosomes, therefore  2N = 6 N = 3  to Calculate…

Q: If an organism has 15 pairs of homologous chromosomes, how many chromosomes will each daughter cell…

A: Mitosis: Some cells in the skin, embryo, gut divide constantly and there are few cells that divide…

Q: How many different types of gametes can you produce from this cell heterozygous for two genes…

A: Aa is one gene and Ff is another gene. The gene contains two different alleles, hence it is called…